52×41+33×41+59×85
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/06/28 07:30:54
52×41+33×41+59×85
![52×41+33×41+59×85](/uploads/image/z/3861423-63-3.jpg?t=52%C3%9741%2B33%C3%9741%2B59%C3%9785)
原式=41×(52+33)+59×85
=41×85+59×85
=85×(41+59)
=85×100
=8500
=41×85+59×85
=85×(41+59)
=85×100
=8500
52×41+33×41+59×85
递等式计算(能简算的要简算)52*41+33*41+59*85
(53+47+43+57+54+59+55+55+57+16+52+41+86+57+24+53+57+52+69+52
1+2+49+80+58+85+52+41+53+83+7.8+8.7+8.85+8.234得多少?
11 21 41 52 65
数列 (28 12:41:33)
1+8-4-2+80-71-1+56-52+74+85-52-0+10-7+41-7等于多少?
53,43,54,55,57,52,86,24,57,69,47,57,59,55,16,41,57,53,52,52这
98,97,96,(),89,87,83,81,77,()69,63,59,57.53,(),41,39,33()27,
41+59*12用简便方法计算
9×41+59×39简便方法
①(-23)+59+(-41)+(-59)