问题
选择题
下面计算正确的是[ ]
A.175-120÷5×2
=175-120÷10
=175-12
=163
B.112÷16×32
=112×(32÷16)
=112×2
=224
C.119- 49÷7
=70÷7
=10
答案
答案:B
下面计算正确的是[ ]
A.175-120÷5×2
=175-120÷10
=175-12
=163
B.112÷16×32
=112×(32÷16)
=112×2
=224
C.119- 49÷7
=70÷7
=10
答案:B