问题
解答题
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答案
(1)1.25×3.2×2.5,
=(1.25×0.8)×(4×2.5),
=1×10,
=10;
(2)1.8×5.6+44×0.18,
=1.8×(5.6+4.4),
=1.8×10,
=18;
(3)3.4×99+3.4,
=3.4×(99+1),
=3.4×100,
=340;
(4)101×8.3-8.3,
=(101-1)×8.3,
=100×8.3,
=830;
(5)(27÷1.8-11)×2.5,
=(15-11)×2.5,
=4×2.5,
=10;
(6)39.4×[0.96÷(5.4÷0.9)],
=39.4×[0.96÷6],
=39.4×0.16,
=6.304.