六年级分数乘法计算题

六年级分数乘法计算题分数乘法计算题
1.直接写出得数。

xxxxxxx × 4 = xxxxxxxx
xxxxxxx × 8 = xxxxxxxx
xxxxxxx × 1.8 = xxxxxxxx.4
xxxxxxx × 20 = xxxxxxxx0
xxxxxxx × 1 = xxxxxxx
xxxxxxx × 12 = xxxxxxxx
xxxxxxxx6 × 6 = xxxxxxxx76
5 × 7/13 - 3/5 × 7/13 = 16/65
44 - 72 × 5/12 = -236
2/3 × 7 + 2/3 × 5 = 24/3 = 8
3/7 + 4/7 × 21 = 87/7 = 12⅓
1/5)6 - (5/9) × 18 = -24/15 - 50/9 = -44/15
5 × (2/18 + 7/30) = 5 × 11/45 = 1⅙
9/5 × 11.6 + 18.4 × 9/5 = 20.64 + 33.12 = 53.76
9/5 × 34/35 = 306/175
2.计算下面各题，能简便用简便方法计算。

7/12 - 1/5) × 60 = (35/60 - 12/60) × 60 = 23
3/8 + 9) × 18 = (9/8) × 18 = 20.25
6/13 × 2/3) × 26 = (4/39) × 26 = 8/3
84/9 + 27) × 27 = (28 + 27) × 27 = 1728
5/13 × 7/9 - 3/5 × 7/13 = 35/117 - 21/65 = 8/2925 2/3 × 7 + 2/3 × 5 = 8
3/7 + 4/7 × 21 = 3 + 12 = 15
1/5)6 - (5/9) × 18 = -2.933
5 × (2/18 + 7/30) = 5/3
9/5 × 11.6 + 18.4 × 9/5 = 53.76
7 - 2/3) × 16/6 = 91⅓
3.直接写出得数。

xxxxxxx × 4 = xxxxxxxx
xxxxxxx × 8 = xxxxxxxx
xxxxxxx × 18 = xxxxxxxx4
xxxxxxx × 20 = xxxxxxxx0
xxxxxxxx147 × 60 = xxxxxxxx
xxxxxxxx147 × 12 = xxxxxxxx1764
4.计算下面各题，能简便用简便方法计算。

63/100 × 101 = 63 + 63/100 = 63.63
6/77 × 78 = 6/7 × 12 = 72/7
11/6 + 2/11 × 11/6 = 11/6 + 2/6 = 13/6
4/11 + 2/11 × 11/6 = 4/11 + 11/33 = 131/363
没有明显的格式错误和有问题的段落，但是可以对每段话进行改写：
1.计算题：根据题目要求，直接计算得出结果。

2.简便计算题：对于题目中可以用简便方法计算的部分，采用相应的方法进行计算，简化计算过程。

3.分数乘法简便运算：根据分数乘法的简便运算规则，对题目进行简化计算，得出结果。