+++ +
4+8+3 +1++
3 15-7-28
++ (+)
+ +
(+) ()
( ) +++
+(+) +
5+6+3+27 382+(7-282)-5
3825+2+1 15+1-2
10-2-3 4375+6-4+5
10-(2+39) 1
+(+) + +
解方程
+x x-
x+025 x
x+35×212 06x0531
15375+5x20 +(x)3
x+35375 x()
3x +X
X+() X()
+(X) X-
2X x32
x() +(x)2
++ 1
+
++ + +
(+) +
+ +()
1(+) 1()
(+) +
面分数约分
列组分数通分
分数法简便运算专题练
(1) (+)×3 ×9 (2)( )×
(3) ×(7 ) (4) ×+ ×
(5) ×+× (6) × ×
(7) ×6 × 6 (8)+×+×
(9) 37× (10) × 24
(11) ×+ × (12)×101
(13) ×—× (14) × 99 +
(15) ( + )×7 ×9 (16)3×25
(17) 36× (18) ( )×
(19)26× (20)32×
(21) (22)
(23) (24)
(25) (26)
(27) × × (28)
(29) ÷+÷ (30)×(15×)
(31) ×× (32)25×4
(33)54×( ) (34)
(35) (36)
(37) (38)
(39) (40)
(41) (42)
(43) (50)×+×
(44) 68×+×32 (45) 101×
(46) +×15 (47)8÷8
(48) ×+× (49)( 90+)×
(51) ×+÷ (52)18×(+)
(53) ×7+×5 (54)(-)×(24-)
(55) (×+)÷ (56)÷[(+)×]
(57) ×+× (58)×3
(59) (60)
(61) (32×+17)÷ (62)(25+)÷+
(63) ×+×+
(64) (65)
(66) (21×+×21)× (67)(99+)÷9
(68) ÷[(+)×] (69)(+)×30
(70)×-÷ (71) ×58+×41+
(72) ××- (73) ×+÷
(73) ÷[(-)÷] (75) ×153 – 06×53
(76)(+)÷+ (77)×[÷(×)]
(78) (+)×15×11 (79)
(80) 46× (81) 2008×
(82) ×× (83) ×+×
(84)36× (85)-×
(86) ×101 (87)
(88) × +× (89)17×
文档香网(httpswwwxiangdangnet)户传
《香当网》用户分享的内容,不代表《香当网》观点或立场,请自行判断内容的真实性和可靠性!
该内容是文档的文本内容,更好的格式请下载文档