范文范例学习指导79-(46+32)=88-(38+26)=69-(39-23)=(2+7)×8=84-(27+16)=(58-34)÷8=4+(27-16)=99+(25-24)=6×(2+6)=3×(9÷3)=93-(4×6)=85-8×7=4×6+7=20÷4+5=6×8+5=77-76+32=61-38+26=10+5×4=77-5×4=(62-38)÷4=79+19-16=18-36+27==73-(23+4)=93-(39-23)=71-(25-24)=87-(27+16)=84-(25+16)=4+(25-1)=(76-22)÷9=25-5×4=88+(25-24)=55-(56-22)=61-(28+26)=68-(28-22)=40-(42-28)=58+18-16=85-(25+16)=82-(28-22...