95×260÷19怎么简便计算
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:2024/08/08 18:15:20
95×260÷19怎么简便计算
还有98×32+64 125×(80-8) 急,
还有98×32+64 125×(80-8) 急,
![95×260÷19怎么简便计算](/uploads/image/z/15083976-48-6.jpg?t=95%C3%97260%C3%B719%E6%80%8E%E4%B9%88%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97)
95×260÷19
= 95÷19×260
= 5×260
= 1300
98×32+64
= 98×32+2×32
= (98+2)×32
= 100×32
= 3200
125×(80-8)
= 125×80-125×8
= 10000-1000
= 9000
= 95÷19×260
= 5×260
= 1300
98×32+64
= 98×32+2×32
= (98+2)×32
= 100×32
= 3200
125×(80-8)
= 125×80-125×8
= 10000-1000
= 9000