计算题 要有详细的过程,都不算很简单.望能写详细1/3+1/6+1/10+1/15+1/21+1/28 (4/7×10/9×4/11)÷(2/11×2/7×5/9) [3.5-(7/10+0.96÷16/5)×19/7]+22/7 76×(1/23-1/53)+23×(1/53+1/76)-53×(1/23-1/76)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 23:08:09
![计算题 要有详细的过程,都不算很简单.望能写详细1/3+1/6+1/10+1/15+1/21+1/28 (4/7×10/9×4/11)÷(2/11×2/7×5/9) [3.5-(7/10+0.96÷16/5)×19/7]+22/7 76×(1/23-1/53)+23×(1/53+1/76)-53×(1/23-1/76)](/uploads/image/z/7811773-61-3.jpg?t=%E8%AE%A1%E7%AE%97%E9%A2%98+%E8%A6%81%E6%9C%89%E8%AF%A6%E7%BB%86%E7%9A%84%E8%BF%87%E7%A8%8B%2C%E9%83%BD%E4%B8%8D%E7%AE%97%E5%BE%88%E7%AE%80%E5%8D%95.%E6%9C%9B%E8%83%BD%E5%86%99%E8%AF%A6%E7%BB%861%2F3%2B1%2F6%2B1%2F10%2B1%2F15%2B1%2F21%2B1%2F28++%EF%BC%884%2F7%C3%9710%2F9%C3%974%2F11%EF%BC%89%C3%B7%EF%BC%882%2F11%C3%972%2F7%C3%975%2F9%EF%BC%89++%5B3.5-%287%2F10%2B0.96%C3%B716%2F5%29%C3%9719%2F7%5D%2B22%2F7+++76%C3%97%281%2F23-1%2F53%29%2B23%C3%97%EF%BC%881%2F53%2B1%2F76%EF%BC%89-53%C3%97%EF%BC%881%2F23-1%2F76%EF%BC%89)
计算题 要有详细的过程,都不算很简单.望能写详细1/3+1/6+1/10+1/15+1/21+1/28 (4/7×10/9×4/11)÷(2/11×2/7×5/9) [3.5-(7/10+0.96÷16/5)×19/7]+22/7 76×(1/23-1/53)+23×(1/53+1/76)-53×(1/23-1/76)
计算题 要有详细的过程,都不算很简单.望能写详细
1/3+1/6+1/10+1/15+1/21+1/28
(4/7×10/9×4/11)÷(2/11×2/7×5/9)
[3.5-(7/10+0.96÷16/5)×19/7]+22/7
76×(1/23-1/53)+23×(1/53+1/76)-53×(1/23-1/76)
计算题 要有详细的过程,都不算很简单.望能写详细1/3+1/6+1/10+1/15+1/21+1/28 (4/7×10/9×4/11)÷(2/11×2/7×5/9) [3.5-(7/10+0.96÷16/5)×19/7]+22/7 76×(1/23-1/53)+23×(1/53+1/76)-53×(1/23-1/76)
第一题
(1/3+1/6)+(1/10+1/15)+(1/21+1/28)
分别通分 =1/2+1/6+1/12=3/4
第二题
原式=4/7×10/9×4/11×11/2×7/2×9/5
约分=42/9
第三题
先把小数化为分数
[7/2-(7/10+24/25÷16/5)×19/7]+22/7=163/35
第四题
把括号打开
=/76/23-76/53+23/53+23/76+53/23+53/76=23/23-53/53+76/76=1