
计算下面各题.13.4×5.6×2.5 6.75×0.12+15.73 3.25×7.4-8.51 8.7×3.3-15.2×2.6&n...
计算下面各题.13.4×5.6×2.56.75×0.12+15.733.25×7.4-8.518.7×3.3-15.2×2.645.2-14.36+17.69.43×61...
计算下面各题.13.4×5.6×2.5 6.75×0.12+15.73 3.25×7.4-8.51 8.7×3.3-15.2×2.6 45.2-14.36+17.6 9.43×61+24.77.
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(1)13.4×5.6×2.5,
=75.04×2.5,
=187.6;
(2)6.75×0.12+15.73,
=0.81+15.73,
=16.54;
(3)3.25×7.4-8.5,
=24.05-8.5,
=15.55;
(4)18.7×3.3-15.2×2.6,
=61.71-39.52,
=22.19;
(5)45.2-14.36+17.6,
=30.84+17.6,
=48.44;
(6)9.43×61+24.77,
=575.23+24.77,
=600.
=75.04×2.5,
=187.6;
(2)6.75×0.12+15.73,
=0.81+15.73,
=16.54;
(3)3.25×7.4-8.5,
=24.05-8.5,
=15.55;
(4)18.7×3.3-15.2×2.6,
=61.71-39.52,
=22.19;
(5)45.2-14.36+17.6,
=30.84+17.6,
=48.44;
(6)9.43×61+24.77,
=575.23+24.77,
=600.
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