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看谁做得又快又对.
4×0.7= 8×0.1=
9×0.01= 6×0.3=
口算
0.4×3=________
0.25×4=________
0.9×0.01=________
6.1-3=
2.85×100=
3.9×0.01=
口算.
4.8÷0.6=
7.63+2.58+0.37=
3.74÷100=
9÷0.01=