20以內(nèi)帶括號加減法口算練習.doc
《20以內(nèi)帶括號加減法口算練習.doc》由會員分享,可在線閱讀,更多相關(guān)《20以內(nèi)帶括號加減法口算練習.doc(28頁珍藏版)》請在裝配圖網(wǎng)上搜索。
12+( )=16 15+( )=20 ( )+3=12 3+( )=20 16+( )=19 ( )+12=18 3+( )=16 5+( )=14 8+( )=13 ( )+4=16 5+( )=16 8+( )=16 ( )+11=14 ( )-6=13 ( )+14=18 9+( )=17 7+( )=11 ( )-8=9 ( )-8=3 ( )-14=3 ( )+8=12 ( )-11=6 ( )-6=13 ( )+9=15 ( )-6=7 ( )-5=7 ( )-7=16 ( )-9=9 6+( )=11 7+( )=11 19-( )=14 3+( )=16 2+( )=17 15-( )=5 12+( )=16 11-( )=6 9+( )=17 8+( )=16 8+( )=13 16+( )=19 3+( )=20 8+( )=15 6+( )=13 20-( )=12 ( )-8=9 12+( )=16 6+( )=14 ( )-5=7 15+( )=20 19-( )=12 ( )+3=12 6+( )=11 ( )-6=13 11+( )=14 3+( )=20 ( )-8=3 2+( )=17 13-( )=6 8+( )=16 ( )+13=13 11-( )=9 7+( )=14 16+( )=19 ( )-14=3 3+( )=16 15-9=( ) ( )+12=18 16-7=( ) 5+( )=14 ( )-6=7 8+( )=13 18-( )=6 ( )+4=16 5+13=( ) 12+8=( ) ( )-8=8 14-( )=9 ( )+6=13 11-( )=3 8+( )=16 7+( )=11 ( )+11=14 ( )-7=16 19-( )=12 ( )+5=18 ( )+14=18 9+( )=14 ( )-11=6 ( )-9=3 9+( )=17 8+( )=16 ( )+7=20 ( )+8=17 ( )+2=11 ( )+6=14 9+( )=11 8+( )=12 7+( )=12 6+( )=12 5+( )=11 ( )+9=13 ( )+7=12 ( )-7=8 ( )-4=12 ( )-7=12 ( )+8=17 ( )-2=11 ( )+6=14 ( )+7=11 ( )-3=12 ( )+5=12 ( )-7=12 9+( )=11 8+( )=12 17-( )=12 6+( )=12 5+( )=11 15-( )=6 12-( )=5 11-( )=5 13-( )=8 9+( )=13 ( )+5=11 ( )+9=13 ( )+7=12 ( )-7=10 ( )+4=12 ( )+7=12 ( )-8=11 ( )+2=11 ( )+6=14 ( )-7=9 ( )+3=12 ( )+5=12 ( )-7=12 13+( )=18 15-( )=11 8+( )=12 7+( )=12 20-( )=12 5+( )=11 15-( )=6 ( )+7=12 ( )-8=7 ( )+2=11 ( )+6=14 ( )-7=9 ( )-3=12 ( )+5=12 ( )-7=12 9+( )=11 20-( )=12 7+( )=12 6+( )=12 18-( )=11 15-( )=6 14-( )=6 10+( )=15 11-( )=5 13-( )=8 9+( )=13 ( )+5=11 ( )+9=13 ( )-7=12 ( )+7=14 9+( )=11 8+( )=12 7+( )=12 16-( )=12 5+( )=11 15-( )=6 14-( )=6 12+( )=15 11-( )=5 13-( )=8 9+( )=13 ( )+5=11 ( )+9=13 ( )-7=12 ( )+7=14 ( )+4=12 ( )+7=19 ( )-8=11 ( )+6=14 ( )+7=11 ( )-3=16 ( )+5=12 ( )-7=12 13+( )=18 9+( )=11 8+( )=12 7+( )=12 6+( )=12 5+( )=11 15-( )=6 14-( )=6 12-( )=5 13+( )=20 13-( )=8 9+( )=13 ( )+5=11 ( )+9=13 ( )-7=12 ( )+7=14 ( )+4=12 ( )-6=13 2+( )=15 ( )+2=17 3+( )=18 ( )+8=10 ( )+6=12 ( )+5=13 2+( )=16 ( )-0=15 ( )+9=11 ( )+2=16 ( )+7=15 10-( )=1 ( )-7=13 ( )+7=16 ( )-1=14 1+( )=12 ( )+0=18 ( )+7=19 0+( )=18 ( )+5=12 9+( )=18 ( )-2=12 5+( )=12 19-( )=6 16-( )=9 ( )+7=17 8+( )=9 8+( )=14 ( )+1=15 8+( )=10 ( )-8=2 3+( )=14 ( )+3=14 ( )+6=17 ( )-3=6 ( )+7=7 ( )-7=4 ( )+9=13 14-( )=4 ( )-1=15 ( )+5=11 ( )+6=15 16-( )=14 ( )+2=10 13-( )=7 3+( )=13 13-( )=8 9+( )=16 ( )+3=11 ( )+5=9 1+( )=13 2+( )=19 20-( )=2 ( )-0=14 19-( )=7 19-( )=4 4+( )=16 ( )-5=0 ( )-13=7 16-( )=15 16-( )=5 ( )-4=13 9+( )=13 ( )+3=19 ( )+9=16 7-( )=4 5+( )=11 ( )+0=9 5+( )=9 ( )+4=15 ( )-6=12 4-( )=0 12-( )=7 5+( )=10 ( )+1=6 ( )+4=6 ( )+6=17 ( )+6=16 19-( )=2 4+( )=17 ( )-11=3 19-( )=5 14-( )=11 6+( )=13 ( )+3=13 19-( )=6 13-( )=7 ( )-1=14 ( )-1=15 16-( )=4 ( )+3=18 2+( )=15 ( )+2=17 3+( )=8 ( )+8=10 ( )-6=12 ( )+5=13 12+( )=16 ( )-0=5 ( )+9=11 ( )+2=16 ( )+7=15 10-( )=1 ( )-7=3 ( )+7=16 ( )-1=14 1+( )=12 ( )+3=12 ( )+7=19 0+( )=18 ( )-7=4 ( )+3=17 14-( )=5 ( )-17=1 ( )+0=6 19-( )=6 3+( )=9 19-( )=0 ( )+2=15 ( )+4=7 ( )+3=15 9+( )=14 ( )+6=13 9-( )=0 ( )+9=17 17-( )=8 12+( )=15 19-( )=13 12-( )=5 5+( )=14 16-( )=6 10-( )=4 15-( )=9 13-( )=7 11-( )=6 9+( )=11 11-( )=3 15-( )=10 7+( )=16 5+( )=14 12-( )=6 10-( )=3 18-( )=8 14-( )=5 12-( )=4 13-( )=7 12-( )=7 8-( )=1 1+( )=6 8+( )=9 4+( )=14 9+( )=19 18-( )=7 3+( )=13 11-( )=1 10-( )=2 8+( )=19 4+( )=14 9+( )=18 5+( )=14 18-( )=9 12-( )=6 6+( )=14 12+( )=15 14-( )=6 4+( )=12 15-( )=6 14-( )=9 15-( )=5 8+( )=14 13-( )=6 16-( )=7 14+( )=16 12-( )=2 16-( )=10 11+( )=20 10-( )=10 6+( )=19 4+( )=14 15-( )=5 12-( )=3 3+( )=12 7+( )=14 14-( )=4 19-( )=7 13+( )=15 14-( )=4 15-( )=7 12+( )=18 13-( )=13 16-( )=2 13-( )=5 19-( )=15 7+( )=14 6+( )=11 8+( )=15 18-( )=4 6+( )=16 12+( )=19 13-( )=5 19-( )=9 13-( )=4 3+( )=12 11+( )=16 17-( )=7 16-( )=4 4+( )=12 18-( )=9 15-( )=5 3+( )=11 15-( )=3 10-( )=10 8+( )=16 14-( )=7 19-( )=5 9+( )=17 17-( )=7 6-( )=14 4+( )=12 14-( )=6 5+( )=13 19-( )=2 8+( )=17 15-( )=1 13-( )=2 7+( )=15 8+( )=15 11-( )=1 8+( )=15 14-( )=7 7+( )=12 20-( )=12 14-( )=5 13-( )=9 17-( )=7 9+( )=19 18-( )=7 3+( )=13 11-( )=1 14-( )=7 13-( )=3 12+( )=16 5+( )=14 11+( )=18 11+( )=14 19-( )=9 17-( )=10 5+( )=11 4+( )=12 18-( )=7 12+( )=19 17-( )=4 19-( )=2 16-( )=8 10-( )=8 6+( )=14 16-( )=10 16-( )=7 11-( )=4 12-( )=9 7+( )=17 15-( )=4 16-( )=6 14+( )=18 3+( )=11 12-( )=5 4+( )=11 9+( )=12 15-( )=10 19-( )=1 6+( )=16 8-( )=5 16-( )=8 7+( )=9 3+( )=13 9+( )=14 6+( )=16 1+( )=7 18-( )=10 10-( )=5 9+( )=13 1+( )=8 4+( )=10 5+( )=15 10-( )=2 11-( )=8 8-( )=4 17-( )=8 17-( )=9 4+( )=14 16-( )=10 11-( )=9 13-( )=3 7+( )=7 15-( )=7 14-( )=8 4+( )=12 11-( )=2 14-( )=2 17-( )=7 3+( )=12 11+( )=15 15-( )=5 19-( )=4 11+( )=15 11-( )=6 7+( )=18 17-( )=6 14-( )=10 5+( )=15 11+( )=20 7+( )=15 16-( )=8 11-( )=4 13+( )=18 10-( )=7 9-( )=4 6-( )=6 4+( )=5 19-( )=10 16-( )=2 13-( )=11 15-( )=5 11-( )=2 10-( )=5 3+( )=11 15-( )=8 11-( )=7 11-( )=7 18-( )=3 20-( )=8 4+( )=15 14+( )=19 12+( )=16 6+( )=10 13+( )=20 17-( )=5 10+( )=16 17-( )=9 15+( )=15 6+( )=19 15-( )=9 17-( )=5 4+( )=14 3+( )=12 4+( )=10 14-( )=10 14-( )=10 9+( )=13 15-( )=8 15+( )=20 13-( )=7 14-( )=4 8+( )=15 13-( )=7 19-( )=2 15-( )=9 5+( )=15 19-( )=8 15-( )=3 12+( )=18 13-( )=6 16-( )=4 14-( )=9 6+( )=19 16-( )=2 3+( )=12 18-( )=6 15-( )=9 11-( )=9 12-( )=3 12-( )=2 15-( )=5 5+( )=14 5+( )=11 12-( )=8 13-( )=8 17-( )=3 12-( )=4 7+( )=17 14-( )=6 17+( )=20 5+( )=14 15-( )=8 18-( )=12 10-( )=4 13-( )=5 19-( )=15 12-( )=4 9+( )=18 13-( )=2 9-( )=7 9+( )=14 9+( )=11 9+( )=19 11-( )=6 14-( )=9 16-( )=5 5+( )=15 17-( )=10 11+( )=13 19-( )=6 11+( )=15 12-( )=2 11+( )=15 7+( )=16 9+( )=17 8+( )=15 7+( )=14 17-( )=7 18-( )=6 7+( )=14 11-( )=8 13-( )=5 14-( )=5 18-( )=2 12-( )=5 6+( )=16 6+( )=19 18-( )=4 9+( )=18 15-( )=5 13-( )=5 11-( )=4 10-( )=3 6+( )=13 10-( )=10 5+( )=13 14-( )=3 12-( )=9 9+( )=14 13-( )=8 4+( )=10 17-( )=4 12+( )=18 17-( )=7 13+( )=19 2+( )=11 19-( )=9 2+( )=11 17-( )=3 18-( )=10 16-( )=3 11+( )=15 14-( )=8 11-( )=6 3+( )=15 7+( )=17 5+( )=13 18-( )=9 7+( )=18 18-( )=5 4+( )=19 7+( )=16 4+( )=12 19-( )=8 16-( )=9 8+( )=11 12-( )=1 4+( )=14 14+( )=19 12-( )=8 6+( )=14 9+( )=17 17-( )=1 16-( )=8 11+( )=19 13-( )=1 18-( )=8 8+( )=19 7+( )=16 5+( )=15 4+( )=18 6+( )=13 9+( )=14 16-( )=9 7+( )=16 19-( )=7 6+( )=9 6+( )=14 4+( )=12 19-( )=4 3+( )=11 4+( )=11 14-( )=8 7+( )=14 6+( )=16 4+( )=18 20-( )=16 11+( )=20 18-( )=5 9-( )=3 4+( )=11 9+( )=13 17+( )=20 5+( )=14 11-( )=3 18-( )=9 4+( )=11 9+( )=17 5+( )=11 12+( )=19 13+( )=20 16-( )=4 10-( )=1 18-( )=3 12-( )=6 18-( )=7 17-( )=2 6+( )=16 16-( )=5 13-( )=7 11-( )=10 12-( )=5 16-( )=10 6+( )=16 15-( )=2 7+( )=17 8+( )=11 12+( )=16 19-( )=4 11-( )=10 11-( )=5 5+( )=15 6+( )=16 14-( )=7 4+( )=15 7+( )=14 12-( )=7 3+( )=13 15-( )=9 4+( )=13 5+( )=13 13-( )=6 2+( )=14 13-( )=7 9+( )=19 11-( )=2 15-( )=5 10-( )=7 4+( )=16 20-( )=6 18-( )=3 5+( )=14 9+( )=13 20-( )=10 13-( )=7 11+( )=20 17-( )=7 20-( )=5 6+( )=10 14-( )=7 15-( )=7 12-( )=9 10-( )=1 6+( )=11 20-( )=10 13-( )=8 4+( )=10 7+( )=16 13-( )=3 2+( )=11 16-( )=4 9+( )=18 3+( )=12 2+( )=11 13-( )=2 11-( )=9 11+( )=20 16+( )=20 8+( )=19 6+( )=14 14-( )=3 2+( )=14 11-( )=10 12-( )=2 4+( )=13 20-( )=6 5+( )=16 4+( )=18 9+( )=17 18-( )=3 5+( )=16 15-( )=7 8+( )=18 5+( )=13 9+( )=15 17-( )=8 11-( )=7 5+( )=13 13-( )=3 9+( )=14 14-( )=4 12-( )=7 16-( )=5 20-( )=4 10-( )=10 15-( )=1 12+( )=18 11-( )=10 18-( )=5 6+( )=14 11+( )=18 13-( )=5 12-( )=3 13+( )=19 12-( )=7 18-( )=6 6+( )=14 5+( )=15 18-( )=7 6+( )=10 17-( )=6 19-( )=2 3+( )=12 2+( )=11 9+( )=12 4+( )=18 6+( )=16 17-( )=5 15-( )=10 10-( )=2 17-( )=12 5+( )=11 12-( )=1 9+( )=14 6+( )=11 16-( )=7 17-( )=9 12-( )=1 4+( )=18 8+( )=14 3+( )=12 16-( )=9 18-( )=9 10-( )=1 19-( )=10 15-( )=3 3+( )=19 16-( )=9 12-( )=9 7+( )=14 14-( )=9 13-( )=9 9+( )=16 17-( )=5 3+( )=11 9+( )=18 13+( )=19 14-( )=8 13-( )=3 12+( )=20 12-( )=7 13-( )=8 4+( )=12 8+( )=18 16-( )=6 8+( )=11 17-( )=6 2+( )=16 13-( )=4 19-( )=10 6+( )=20 7+( )=19 9+( )=12 14-( )=5 16-( )=5 15-( )=2 7+( )=13 4+( )=15 11-( )=8 7+( )=13 19-( )=5 12+( )=16 6+( )=19 5+( )=13 10-( )=8 18-( )=2 13+( )=19 9+( )=19 5+( )=11 19-( )=9 19-( )=9 14-( )=0 17-( )=8 15-( )=2 17-( )=11 7+( )=16 12+( )=19 14+( )=18 9+( )=16 12+( )=17 10-( )=6 5+( )=20 14-( )=4 8+( )=11 11+( )=14 10-( )=1 19-( )=8 11+( )=17 10-( )=2 13-( )=4 11+( )=9 12+( )=14 6+( )=11 17-( )=7 19-( )=6 12-( )=8 7+( )=13 11+( )=15 9+( )=17 9+( )=11 18-( )=6 11+( )=4 17-( )=3 14+( )=20 19-( )=10 15-( )=3 3+( )=13 11-( )=2 16-( )=10 13-( )=9 16-( )=6 10-( )=1 18-( )=4 12-( )=2 18-( )=8 18-( )=3 16-( )=6 14-( )=8 7+( )=12 3+( )=15 6+( )=14 16-( )=7 20-( )=10 16-( )=6 3+( )=14 13-( )=1 6+( )=16 13-( )=6 8+( )=15 3+( )=15 2+( )=20 6+( )=13 11+( )=19 3+( )=11 3+( )=13 18-( )=10 19-( )=9 19-( )=6 20-( )=12 6+( )=16 14-( )=12 4+( )=16 16-( )=9 17-( )=8 4+( )=20 4+( )=11 13-( )=7 13-( )=9 15+( )=20 5+( )=16 4+( )=13 11-( )=4 6+( )=10 6+( )=14 12-( )=6 11-( )=5 9+( )=17 15-( )=10 12-( )=5 5+( )=11 11-( )=1 13-( )=9 13-( )=4 17-( )=8 19-( )=7 4+( )=15 9+( )=13 4+( )=14 14-( )=9 9+( )=11 15-( )=10 18-( )=8 16-( )=5 17-( )=8 16-( )=1 14-( )=4 6+( )=19 8+( )=14 7+( )=14 2+( )=11 14-( )=4 11-( )=3 4+( )=9 10-( )=6 5+( )=13 10-( )=4 5+( )=13 3+( )=13 11-( )=5 6+( )=12 19-( )=13 4+( )=11 3+( )=15 15-( )=9 17-( )=5 11-( )=6 12-( )=8 12-( )=3 9+( )=18 16-( )=3 4+( )=14 7+( )=20 4+( )=14 15-( )=8 10-( )=7 12-( )=2 17-( )=9 11-( )=1 15-( )=6 17-( )=3 18-( )=10 7+( )=18 18-( )=9 11-( )=8 2+( )=11 15-( )=9 17-( )=10 4+( )=13 10-( )=8 3+( )=14 6+( )=20 19-( )=3 18-( )=12 19-( )=11 15-( )=15 9+( )=17 16-( )=9 1+( )=20 6+( )=14 8+( )=19 15-( )=6 8+( )=15 4+( )=18 17-( )=9 4+( )=11 12-( )=2 9+( )=14 5+( )=11 3+( )=11 17-( )=10 2+( )=11 9+( )=18 12-( )=4 15-( )=9 2+( )=18 13-( )=3 6+( )=13 18-( )=6 20-( )=8 16-( )=4 6+( )=15 17-( )=14 19-( )=11 19-( )=10 8+( )=14 3+( )=11 4+( )=11 9+( )=12 4+( )=16 11+( )=18 15-( )=3 11-( )=7 5+( )=14 7+( )=13 18-( )=2 14-( )=6 15+( )=20 12-( )=2 20-( )=5 14-( )=4 9+( )=13 10+( )=19 13-( )=7 17-( )=8 4+( )=12 4+( )=16 16-( )=3 12-( )=6 5-( )=14 5+( )=15 9+( )=14 7+( )=13 16-( )=12 17-( )=4 6+( )=18 11-( )=3 20-( )=8 13+( )=19 12-( )=9 18-( )=3 12+( )=19 12-( )=4 10-( )=7 12-( )=3 15-( )=6 11-( )=1 7+( )=18 14-( )=4 19-( )=7 3+( )=15 14-( )=5 15-( )=7 2+( )=18 13-( )=3 16-( )=2 7+( )=16 8+( )=18 18-( )=9 ( )+9=14 ( )+13=17 18-( )=15 3+( )=11 ( )-4=9 7+( )=19 12-( )=4 ( )-3=14 11-( )=9 ( )+9=12 ( )+10=19 13-( )=9 ( )+12=16 5+( )=19 16-( )=14 ( )-5=7 4+( )=13 15-( )=9 2+( )=11 16-( )=8 ( )-6=9 9+( )=18 5+( )=14 ( )-9=9 16-( )=9 ( )+9=13 ( )-3=12 17-( )=15 ( )+10=19 ( )-8=3 ( )-3=13 2+( )=11 15-( )=9 8+( )=19 ( )-7=5 ( )+9=18 2+( )=15 ( )+8=11 3+( )=12 13-( )=7 ( )-9=3 ( )+14=17 ( )-6=5 ( )+12=18 7+( )=19 11-( )=8 13-( )=4 ( )-9=4 4+( )=13 17-( )=9 3+( )=11 ( )+10=18 ( )-8=9 9+( )=19 ( )-3=15 2+( )=14 ( )-3=9 ( )+4=11 ( )+9=18 ( )-2=9 4+( )=17 16-( )=7 ( )-7=8 13-( )=6 ( )+8=12 ( )+14=16 15-( )=13 ( )+7=11 16-( )=13 3+( )=19 11-( )=2 ( )+10=19 12-( )=8 15-( )=6 ( )+12=15 ( )-12=1 3+( )=4 15-( )=3 20-( )=12 ( )+2=3 ( )+9=18 ( )+12=19 5+( ) =10 ( )-4=14 14-( )=2 ( )+13=17 9+( )=16 5+ ( )=7 13-( )=9 19-( )=7 2+( )=14 ( )+16=19 15-( )=13 ( )+3=20 2+( )=13 ( )-9=4 ( )+9=11 4+( )=8 ( )+4=14 10-( )=2 2+( )=9 ( )-5=8 16-( )=5 14-( )=1 9-( )=1 ( )+9=10 10-( )=8 19-( )=1 3+( )=8 5+( )=18 3-( )=1 18-( )=11 14+( )=16 ( )+2=16 ( )-2=13 10-( )=4 ( )-3=2 18-( )=6 ( )+10=17 11-( )=3 20-( )=9 ( )-1=5 ( )+2=13 8+( )=13 ( )+7=8 5+( )=17 ( )-8=6 10+( )=17 ( )+6=18 11-( )=8 7-( )=2 18-( )=17 ( )-10=5 8-( )=6 14-( )=6 ( )+6=12 ( )+1=6 10+ ( )=12 17-( )=10 ( )-7=11 ( )-2=15 13-( )=4 ( )+1=10 ( )-15=2 ( )-3=1 ( )-9=8 ( )+4=20 3+( )=18 ( )+3=15 5+( )=11 18-( )=3 ( )-5=2 13+( )=16 ( )-2=9 ( )-5=1 16-( )=8 1+( )=8 ( )+1=7 ( )-2=18 ( )-4=16 ( )-5=9 14-( )=9 7+( )=11 11-( )=9 14-( )=8 2+( )=18 15+( )=19 ( )-2=7 ( )-5=10 ( )-9=10 ( )-13=7 8+( )=10 ( )-15=5 ( )+4=19 8+( )=20 ( )+6=19 17+( )=18 ( )+6=17 ( )-8=9 ( )+6=14 ( )-2=16 1+( )=17 ( )+1=19 9+( )=13 ( )+5=7 ( )+1=15 10+( )=19 ( )-16=3 ( )-10=7 ( )-13=6 12+( )=17 19-( )=17 ( )-5=5 ( )+15=16 2+( )=20 ( )+4=17 12-( )=8 ( )-3=3 3-( )=2 ( )-2=4 2+( )=12 ( )-1=5 ( )-16=4 ( )+2=6 ( )-4=10 ( )-12=6 19-( )=4 20-( )=6 18-( )=12 16-( )=2 ( )-1=7 ( )-11=7 ( )-3=10 1+( )=12 ( )+14=16 1+( )=10 ( )-7=13 16+( )=17 ( )-18=2 ( )+7=9 ( )-6=9 16-( )=12 ( )+6=7 12+( )=13 6-( )=2 20-( )=10 11-( )=1 ( )-3=8 ( )+2=19 1+( )=5 ( )+2=4 13-( )=3 ( )+17=20 3+( )=6 ( )+1=17 ( )-12=4 ( )-10=9 ( )+1=20 ( )-3=6 20-( )=14 ( )-1=11 9-( )=7 ( )+5=11 ( )+4=7 11+( )=20 ( )-16=2 ( )+12=17 7+( )=13 11-( )=2 ( )+4=15 17-( )=6 ( )+11=16 ( )+2=5 14+( )=15 ( )+10=20 ( )+8=17 ( )-6=14 11+( )=17 17-( )=15 ( )-2=2 ( )-1=2 ( )-10=4 13-( )=8 7+( )=8 ( )+3=10 ( )-5=11 6-( )=1 14+( )=20 16-( )=13 4-( )=1 10+( )=15 4+( )=5 16-( )=15 7+( ) =15 ( )+1=4 20-( )=1 2+( )=7 6-( )=5 ( )-3=16 3+( )=20 ( )+10=12 10+( )=11 5+( )=15 ( )+15=17 11+( )=14 5+( )=13 ( )+3=7 ( )+16=20 5+( )=6 12-( )=1 15-( )=6 ( )+1=9 12+( )=16 ( )-4=4 ( )+3=14 ( )+1=14 ( )+4=8 8-( )=3 ( )+10=11 9+( )=18 ( )+2=12 ( )-6=1 ( )-15=4 ( )-13=5 ( )-10=10 ( )-7=3 17-( )=8 19-( )=8 8-( )=7 13-( )=5 13-( )=10 18-( )=8 ( )-3=11 ( )+9=12 3+( )=10 2+( )=19 ( )-6=10 5-( )=4 19-( )=2 ( )-13=1 ( )-1=9 12-( )=11 12+( )=18 18-( )=13 16-( )=9 6+( )=9 ( )-11=3 ( )+1=13 ( )+1=8 ( )+9=20 1+( )=18 ( )+5=8 ( )+11=13 ( )-2=10 ( )+3=5 ( )-1=12 ( )+4=13 ( )-8=12 ( )+8=20 ( )+8=12 18-( )=14 ( )-14=6 7+( )=10 11-( )=10 5+( )=8 ( )-11=9 13+( )=20 ( )+5=12 19-( )=13 8+( )=15 4+( )=7 ( )-2=5 13-( )=2 18-( )=7 ( )-1=4 ( )+11=20 1+( )=13 16+( )=20 ( )-3=12 ( )-7=8 ( )+9=19 ( )+6=20 2+( )=16 ( )-6=2 ( )+14=18 ( )+10=19 ( )+8=9 12-( )=6 ( )+4=16 6+( )=20 15-( )=5 ( )+2=9 2+( )=15 15-( )=1 ( )-8=3 11-( )=5 ( )-6=8 ( )+8=11 ( )-1=14 8-( )=4 ( )-6=6 14-( )=13 17-( )=11 7+( )=9 6+( )=8 6+( )=19 16+( )=19 ( )+10=18 ( )+4=5 3+( )=16 ( )+5=15 ( )-8=8 ( )+15=19 ( )+4=9 1+( )=7 19-( )=14 8+( )=14 17-( )=16 16-( )=7 ( )-1=10 4+( )=20 ( )-17=3 14+( )=17 ( )+8=15 17-( )=2 ( )-8=5 ( )-5=3 3+( )=5 ( )-7=9 ( )+5=17 11+( )=18 2+( )=5 14-( )=12 5-( )=3 ( )+5=18 ( )+8=19 20-( )=5 ( )+2=11 ( )-2=14 6+( )=14 ( )-5=6 ( )-1=15 17+( )=19 ( )+12=14 20-( )=3 ( )-11=6 9+( )=14 9-( )=3 9+( )=19 18-( )=9 3+( )=15 ( )-14=3 ( )+3=18 ( )+9=14 ( )-1=6 7-( )=3 12-( )=7 1+( )=4 ( )-4=5 9-( )=2 1+( )=11 4+( )=18 ( )-6=4 9+( )=10 11-( )=4 ( )+1=3 5+( )=16 9+( )=20 ( )+1=16 ( )+19=20 19-( )=18 18-( )=1 ( )+16=18 10+( )=13 11+( )=16 20-( )=17 15+( )=20 13+( )=14 19-( )=6 20-( )=16 8+( )=17 4+( )=11 1+( )=9 ( )+14=17 2+( )=8 6+( )=16 ( )+2=14 8-( )=2 ( )-1=18 10+( )=16 ( )-10=3 15-( )=4 ( )+5=13 4+( )=11 18-( )=8 ( )+5=9 15-( )=7 ( )+8=19 ( )-11=9 ( )+6=11 6+( )=19 ( )-11=4 1+( )=2 ( )-11=3 ( )+4=12 4+( )=20 ( )+10=13 ( )+15=20 ( )+14=20 ( )+12=16 ( )+3=18 ( )+5=10 2+( )=6 5+( )=6 18-( )=5 8-( )=7 ( )-8=1 12-( )=10 5-( )=3 6-( )=5 ( )-5=6 ( )-10=10 ( )+8=12 6+( )=9 ( )+1=13 8-( )=2 16-( )=11 16+( )=19 7-( )=3 ( )+1=9 2+( )=19 12+( )=18 ( )+10=14 ( )-5=3 ( )+9=15 9-( )=2 2+( )=16 ( )-2=8 ( )-7=9 ( )+4=6 8+( )=19 12+( )=16 13-( )=6 10-( )=5 4+( )=16 ( )+9=12 ( )-9=7 ( )-6=13 ( )+10=19 15-( )=5 10+( )=11 ( 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