两个因数相乘(0除外),积一定大于任何一个因数.
18.6×1.37-18.6×0.37=
7.92×0.57=
0.304÷0.19=
①3.04×0.8×1.25
②44.28÷0.9÷4.1
③0.28÷0.7×1.5
④5.4×3.08+3.08×3.6
⑤13.5÷27÷(2.3-2.05)