5.4x98+5.4x5-3X5.4怎么简便运算

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5.4x98+5.4x5-3X5.4怎么简便运算

5.4x98+5.4x5-3X5.4怎么简便运算
5.4x98+5.4x5-3X5.4怎么简便运算

5.4x98+5.4x5-3X5.4怎么简便运算
5.4x98+5.4x5-3X5.4
=5.4×(98+5-3)
=5.4×100
=540

合并同类项,5。4乘以100,答案是540,完毕。

5.4x98+5.4x5-3X5.4=5.4x(98+5-3)=5.4X100=540

285 (3000-372)÷36 1 5/6-19/12 3x(-9) 7x(-9 (-54)x1/6x(72)4x=12×4 (73)6.5 2x=16.5 (74)8.1÷27×3 (75)1-