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1.45+0.55= 5.17×100= 3.24÷10= 1.2×0.5=
3.6÷100= 0.15×4= 1-0.75= 10.2+9.8=
0.1×0.01= 1.23×100= 8-3.21=
0.39+7.21= 0.6×0.9= 95.6÷100=
0.83×0.5 0.83 3.14×1.5 3.14×0.95
4.25+0.11 4.25 1.2×0.3 0.3×1.2
进入组卷