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用简便方法计算。 +3.75+ +62.5% ×35%+ ×0.350.125×32×0.824×( + - )

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用简便方法计算。
+3.75+ +62.5%
×35%+ ×0.35
0.125×32×0.8
24×( +
用简便方法计算。 +3.75+ +62.5% ×35%+ ×0.350.125×32×0.824×( + - )
(1) +3.75+ +62.5%
= + +3.75+0.625
=1+3.75+0.625
=5.375,
(2) ×35%+ ×0.35
= ×0.35+ ×0.35
=( + )×0.35
=0.35;
(3)0.125×32×0.8
=0.125×0.8×32
=0.1×32
=3.2;
(4)24×( +
=24× +24× -24×
=6+4-3
=7