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①2.5×7.1×4
②16.12×99+16.12
③26×15.7+15.7×24
④8.4÷5+1.6÷5
⑤1.25×0.32×2.5
⑥17.5+2.5×4
7×3.5= 2.5×0.8= 0.7×0.54= 8.7×0.02=
3.3÷0.01= 1.44÷12= 59 ÷1.7= 0.48÷1.6=
进入组卷