(8/15÷0.32--7/9×0.375)÷1又3/8 (1又8/13×13/42+2/3)÷(11--1又2/3) 今天就要
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(8/15÷0.32--7/9×0.375)÷1又3/8(1又8/13×13/42+2/3)÷(11--1又2/3)今天就要(8/15÷0.32--7/9×0.375)÷1又3/8(1又8/13×13
(8/15÷0.32--7/9×0.375)÷1又3/8 (1又8/13×13/42+2/3)÷(11--1又2/3) 今天就要
(8/15÷0.32--7/9×0.375)÷1又3/8 (1又8/13×13/42+2/3)÷(11--1又2/3) 今天就要
(8/15÷0.32--7/9×0.375)÷1又3/8 (1又8/13×13/42+2/3)÷(11--1又2/3) 今天就要
(8/15÷0.32--7/9×0.375)÷1又3/8
=(8/15÷32/100-7/9×375/1000)÷11/8
=(8/15×25/4-7/9×3/8)×8/11
=(10/3-7/24)×8/11
=73/24*8/11
=73/33
(1又8/13×13/42+2/3)÷(11--1又2/3)
=(21/13×13/42+2/3)÷(33/3-5/3)
=(1/2+2/3)÷28/3
=7/6×3/28
=1/8
(8/15÷0.32-7/9×0.375)÷11/8简便运算
(15分之8÷0.32-9分之7×0.375)÷1又8分之3
15分之8除以0.32减9分之7×0.375÷一有八分之三
(8/15÷0.32--7/9×0.375)÷1又3/8 (1又8/13×13/42+2/3)÷(11--1又2/3) 今天就要
8÷0.32%=
1/7÷7+7÷1/7 、15÷8/9+15×7/8 简便计算
6/7X÷9/8=4/15
要简算,4/5÷8-4/15×1/8 3÷6/7÷7/9要简算,4/5÷8-4/15×1/8 3÷6/7÷7/9
(82/9+15/8-41/7)÷(82/9+23/8-48/7)简便算法
(82/9+15/8-41/7)÷﹙82/9-48/7+23/8
写得数.8/9÷4 1÷2/3 2/5÷3 14÷7/15 5/2÷0.4 5/8÷3/8 3/8÷9/16 6/7÷14/9
15分之2÷16分之3×8分之7÷9分之7(计算)
2/3×7/8-7/16÷3/2-15/16÷9/2=
1、(8/15÷0.32-7/9×0.375)÷1 又3/8=2、1又3/7×(3又1/13-1又9/11)×0.7×28又3/8=3、0.5×236×59/119=4、(1又1/1992×3.6+3又3/5×8又1991/1992)÷9又3/5÷3又3/4=5、(20又94/95×1.65-20又94/95+20又95/94)×47.5×0.8×2.5=6、(9又2/7+7
(15又5分之2÷1.1+3.75×15分之8)÷2.63-1.68+1.37-0.32
0.32:9/8的比值
54×(4/9+1/6)=?0.32÷1/100×14/7=?
用分数表示下面各式的商: 1÷7=? 5÷9=? 9÷16=? 12÷17=? 8÷9=? 7÷10=? 13÷15=? 17÷100=?