99x63十99用简便方法计算
答案:3 悬赏:30 手机版
解决时间 2021-01-28 23:04
- 提问者网友:伴风望海
- 2021-01-28 02:01
99x63十99用简便方法计算
最佳答案
- 五星知识达人网友:天凉才是好个秋
- 2021-01-28 02:20
99x63十99用简便方法计算
=99x(63+1)
=99x64
=(100-1)x64
=100x64-64
=6400-64
=6336
=99x(63+1)
=99x64
=(100-1)x64
=100x64-64
=6400-64
=6336
全部回答
- 1楼网友:春色三分
- 2021-01-28 04:26
=(99+1)×63
=100×63
=6300
=100×63
=6300
- 2楼网友:神鬼未生
- 2021-01-28 03:46
简算:
99×63+99
=99×63+99×1
=99×(63+1)
=99×64
=(100-1)×64
=100×64-1×64
=6400-64
=6336
99×63+99
=99×63+99×1
=99×(63+1)
=99×64
=(100-1)×64
=100×64-1×64
=6400-64
=6336
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