脱式计算(能简算要简算)
(1)(66﹣32×1.2)÷0.25 (2)10×+17×75%﹣7×0.75
(3)0.25×(5(3﹣2.5×)) (4)9.99×22.2+33.3×3.34.
脱式计算(能简算要简算)
(1)(66﹣32×1.2)÷0.25 (2)10×+17×75%﹣7×0.75
(3)0.25×(5(3﹣2.5×)) (4)9.99×22.2+33.3×3.34.
试题篮
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