4.83×0.59+0.41×1.59-0.424×5.9应该怎么算?

来源:学生作业学帮网 编辑:学帮网 时间:2024/05/26 19:04:11

4.83×0.59+0.41×1.59-0.424×5.9应该怎么算?

4.83×0.59+0.41×1.59-0.424×5.9
=4.83×0.59+0.41×﹙1+0.59﹚-0.424×5.9
=0.483×5.9+0.41+0.41×0.59-0.424×5.9
=0.483×5.9+0.041×5.9-0.424×5.9+0.41
=5.9×﹙0.483+0.041-0.424﹚+0.41
=5.9×0.1+0.41
=0.59+0.41
=1