文档介绍：分数乘除法简便运算100题（有答案）
(1)8+27 一 4 X3 X9
2 \(/8 _3 8 _3
3) / 7 8"H— X41 + -
8 8 8
5 6 9 9
—X +—
4 4 5 1
5(727) X- X4 -- §
(70) 6 5 10 5
(73)4 X- + ——
* 勺6 5 5
4
(74)匚勺
5
5
8]
3
X 153 - 53
5
(75) 5
(76)(5 + 1 )
(77)1
[舟
宁3 x60)] (3
(78)(
X 15X
11
(79)
37
14
39
(80) 46 X44
45
(81) 2008 X006
x 225 x石7
9 13 9
(83)兀乂乃+兀乂乃
9 (84)36 X
(明)11 11 13
(85) 13 13 x 33
(86) 2—X1°%5 (87)
67
2003
(91) 44 X 37 (92)2004 X
45
(93)73 — X -
15 8
166 ^-41 20
1 “ 3 " 26 3
X 39 + X 25 + X
4 39 4 5 4 13
(96)1 X42 - - 2 3 ) + 15 1 - 17
17 3 4 12 21
(97)2000 - 2000-2000
2001
1993 1994 1
(98) 1993 1992 1994
(99)3 - X25- + X 6
55 5
(100)(9 2+7 2 )-( -+5 )
7 9 7 9
分数乘除法简便运算100题答案
(1)(9 +247 )X 3 x 9 =31 (2)3 奇'x 亦6o
⑶ 6 x(7 -
2
2)
1 =18
(4)-
1
--9
-5
2 3 5
11
、 6
6
6
(5) 9 x4+27 x
36
(6) 13
13
13
X
3 8
+
4 7
3 8
+
3
)
8
(7)12 x 6 -令 x 6 =1
(10) 25 x 24
(9) 37 x 35= 335
=5
25
(12)
15
21
10 3
21X —4
X101- £=7。
(14)
3
(14) x 99 +
5
3
=60
5
(16)(4 + 9 ) x 7 x 9=92
(16)35 x25=95
(17)
34
(18)( I - 5 18
9)近=
=(35+1) x 35
=34
34
35
(19)
25 (20)32 x- 56
=(25+5 )x 1
3 5
35
(21)
10
(22)
=7-
7
(23)7
(24)
9=5
(25)
20 -
6
=12
(26)
12
12
12
(28)63 37 =37 可
(27) 62 62
3
1 (29)
2 (30)29
X(15 X 3-)31
3
（32
）
X 8 =2
15
9
(32)
253
X 4=
103
(33)54 X