40×0.21=
3÷10=
0.7×1.3 =
6.7÷100=
2.3+0.7=
3.1- 1.8=
48÷2=
0.7×100=
①7.2×3.4
②1.06×5.8
③8.78÷4
3.54×0.31
3.84×2.6(得数精确到十分位)
6.2÷5(验算)
2.5×0.4=
2.4×0.01=
8×0.24=
3.9×0.06=
3.2×0.4=
8×0.125=
0.5×3.5=
0.27×3=
0.85×7=
1.6×0.6=
8.1÷3=
9÷2=
⑴
⑵0.5×0.04=
⑶70.1÷100=
⑷
5.3×2=
7.5×20=
0.82÷2=
3.14×30=
1.22÷2=
0.26÷13=
3.4×0.5=
3.14×40=
6×0.45=
5.5×0.15.5÷10 9.9×6.970
31.5×0.931.5 5.42÷0.95.42 0.98×10.98
2.5×0.82.5÷0.8 3.56÷1.013.56 4.95÷14.95