计算下面各题,能算简的必须简算.4.75+3.25×2.4+7.6 ...
计算下面各题,能算简的必须简算.4.75+3.25×2.4+7.6(18.4+27.83÷4.6)×0.211×4.9-4.91.65×4.3+8.35×4.35.25÷...
计算下面各题,能算简的必须简算.4.75+3.25×2.4+7.6 (18.4+27.83÷4.6)×0.2 11×4.9-4.9 1.65×4.3+8.35×4.3 5.25÷[(1.2+0.05)×1.4] 1.7÷2.5÷0.4.
展开
展开全部
(1)4.75+3.25×2.4+7.6,
=4.75+7.8+7.6,
=20.15;
(2)(18.4+27.83÷4.6)×0.2,
=(18.4+6.05)×0.2,
=24.45×0.2,
=4.89;
(3)11×4.9-4.9,
=4.9×(11-1),
=4.9×10,
=49;
(4)1.65×4.3+8.35×4.3,
=4.3×(1.65+8.35)
=4.3×10,
=43;
(5)5.25÷[(1.2+0.05)×1.4],
=5.25÷(1.25×1.4),
=5.25÷1.75,
=3;
(6)1.7÷2.5÷0.4,
=1.7÷(2.5×0.4),
=1.7÷1,
=1.7.
=4.75+7.8+7.6,
=20.15;
(2)(18.4+27.83÷4.6)×0.2,
=(18.4+6.05)×0.2,
=24.45×0.2,
=4.89;
(3)11×4.9-4.9,
=4.9×(11-1),
=4.9×10,
=49;
(4)1.65×4.3+8.35×4.3,
=4.3×(1.65+8.35)
=4.3×10,
=43;
(5)5.25÷[(1.2+0.05)×1.4],
=5.25÷(1.25×1.4),
=5.25÷1.75,
=3;
(6)1.7÷2.5÷0.4,
=1.7÷(2.5×0.4),
=1.7÷1,
=1.7.
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询
广告 您可能关注的内容 |