姓名:_____________ 时间:__________ 做对了_____题 53-(48-38)= 51-(8+2)= 52-(16-8)= 30-(20-11)= 27-(3+22)= 53-(2+1)= 13-(2+6)= 28- ( 14+6 ) = 32-(7+13)= 52-(51-41)= 31-(7+3)= 18-(6+3)= 25+(9-2)= 19+(35-5)= 43-(10-5)= 44-(16+14)= 43-(18+12)= 23-(4+1)= 85-(2+8)= 83-(2+7)= 姓名:_____________ 时间:__________ 做对了_____题 66-(29+1)= 11-(4-3)= 35+(33-3)= 79+(14-10)= 53-(38+2)= 5+(68-38)= 53-(2+1)= 44-(16-8)= 21+(37-27)= 67-(43+7)= 4+(87-47)= 76-(64-60)= 77-(6-3)= 76-(19-12)= 74+(12-12)= 94-(2+8)= 41-(10+10)= 75-(4+4)= 65-(14-5)= 27-(18+2)= 姓名:_____________ 时间:__________ 做对了_____题 60-(24-6)= 66-(8+1)= 64-(1+2)= 87-(1-1)= 32+(18-9)= ( 17-12)+35= (45-35)+51= 25-(7-6)= 26-(3-1)= (12-2)+45= 91-(16-6)= 20-(19+1)= 50+(11-11)= 46-(7-5)= 50-(16-12)= 42-(26-16)= 82+(17-17)= 29+(68-38)= 80-(68+2)= 38+(59-49)= 姓名:__________