5/14÷(4/7+4/21)÷7/12 (48-4.8×5/6)÷4/9
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5/14÷(4/7+4/21)÷7/12 (48-4.8×5/6)÷4/9
5/14÷(4/7+4/21)÷7/12 (48-4.8×5/6)÷4/9
5/14÷(4/7+4/21)÷7/12 (48-4.8×5/6)÷4/9
5/14÷(4/7+4/21)÷7/12 (48-4.8×5/6)÷4/9
42÷14/15= 13/21÷26/27= 35/36÷14= 11/12÷11/36= 33/35÷22= 4/9÷5/7÷4/5=
脱式计算:5/101×1/2÷2/5 12÷14/4×7/8
(1) 3/7+7÷1/9-2/5(2)5/14÷4/21×0.64
用简便方法计算!2/7x5/9x(36x28) 7/9÷13/5+2/9x5/13(5/6-7/12x15/14)÷5/4 26/21-1/5-8/9÷10/9
4/15+3/14÷1/6+5/7[7/12-(3/4÷9)]×5/6
2÷3/5 8/5÷4/7 25÷15/8 5/14÷10/212÷3/5 8/5÷4/7 25÷15/8 5/14÷10/21 5/3÷7/2 16÷4/9还有几题哦
13/11÷26= 5/8×5= 3/2÷2/3= 8/15×9/10= 5/8×4/15=9/10÷12/5= 21×3/35= 45÷9/5×2/81= 9×5/6÷5/12= 30÷2/3÷4/5= 5/9×11/3×1/2= 3/7÷7/13×14/9= 4/7×28÷1/10=
(4/3-5/3)÷10/7 (3/2+9/2)÷21/20 1-14/5÷7/5(4/3-5/3)÷10/7 (3/2+9/2)÷21/20 1-14/5÷7/5 4/1÷(3/2+2/1)×5/4
①9-12×7/8÷7/6 ②(3/4÷7/8-5/14)÷7/16 简便计算,拖式计算
2/2÷4/7= 2.4÷2/5= 14/15×3/8= 12÷4/7= 8-4/9=
9÷(9÷8)÷(8÷7)÷(7÷6)÷(6÷5)÷(5÷4)÷(4÷3)的简便算法
4/25÷2/5 5/12÷7/9 5/7÷5/8 12/13×4/54/25÷2/5 5/12÷7/9 5/7÷5/8 12/13×4/5 谢谢啦!
算一算、题目如下:4/5÷8/9×5/6 11/4×5/7÷11/2 36÷9/11÷18/5 6/7×5/3÷4/5 7/8÷14/4÷5/3
5/14÷4/21×16/25
(-48)÷4/7÷(-12)× 4/7
(-48)÷4分之7÷(-12)×4分之7,
计算题(39*2/7+2/7*4)÷2/7 7/12-(1/4-5/12) 5-3/2*10/21-2/7