4.83×0.59+0.41×1.59-0.324×5.9=______.
问题描述:
4.83×0.59+0.41×1.59-0.324×5.9=______.
答
4.83×0.59+0.41×1.59-0.324×5.9=4.83×0.59+0.41×(1+0.59)-3.24×0.5.9=4.83×0.59+0.41×1+0.41×0.59-3.24×0.59=(4.83+0.41-3.24)×0.59+0.41=2×0.59+0.41=1.18+0.4=1.58;故答案为:1.58.
答案解析:把1.59化成1+0.59,再算运用乘法的分配律进行简算.
考试点:运算定律与简便运算.
知识点:此题考查了小数四则混合运算的顺序,灵活运用乘法分配律进行简算.