题目内容
0.9÷0.1=
1.92+0.08=
27.8×0=
判断对错
1.82+0.8=1.9
( )
求未知数x.
2.4-0.5x=1.9
口算.
0.5×0.02=
1÷8=
0.6×0.03=
9.4-8.25=
3.25×0.8+0.2×3.25=
8.43-6.25-1.43=
9.65-(4.8+3.65)=