1、
14×3/7+0.65×8/13-2/7×14+5/13×0.65
=14×3/7+13/20×8/13-2/7×14+5/13×13/20
=14×(3/7-2/7)+13/20×(8/13+5/13)
=14×1/7+13/20×1
=2+13/20
=2又13/20
计算:14×7分之3+0.65×13分之8—7分之2×14+13分之5×0.65请把过程打出来简便一点.
计算:14×7分之3+0.65×13分之8—7分之2×14+13分之5×0.65请把过程打出来简便一点.
数学人气:184 ℃时间:2019-12-01 13:08:49
优质解答
我来回答
类似推荐
猜你喜欢
- 1名言的对联
- 2There's () "h" in the word "hair" and () "h" is the first letter of the word.A.an;the B.a;the
- 3查字典,把下面带有“然”字的成语填补完整
- 4圆x2+y2=1上的点到直线3x+4y-25=0距离的最小值为_.
- 5我禁不住问老班长,他怎么不吃鱼.改为直述句
- 6what did you say just now ——I asked ____
- 7如图,AB=a,p是线段AB上一点,分别以AP,BP为边作正方形.
- 85.86+1.8×1.2+4.14简算怎么做
- 9固体可分为____和_____两类,同一种晶体的熔点和凝固点是_____
- 10In our society,it becomes more and more rare that the people's pursuit of high moral.