怎样简便怎样计算:
(1)31.2×91+3.12×90 (2)0.25×3.2×12.5 (3)2.95×101﹣2.95
(4)89×100.1 (5)99÷0.25÷0.4 (6)35.6﹣6×1.73.
怎样简便怎样计算:
(1)31.2×91+3.12×90 (2)0.25×3.2×12.5 (3)2.95×101﹣2.95
(4)89×100.1 (5)99÷0.25÷0.4 (6)35.6﹣6×1.73.
试题篮
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