快.

快.
快.

快.
1÷4/5= 7/10÷1= 1/9÷5=
1/2÷2/3= 3/8÷5/8 = 9÷3/4 =
2/7÷2/7 = 6÷1/6= 3/5÷1/3=
1/3÷1/4= 2/5÷5= 5/12÷1/3=
1÷10/11= 5/12÷1/8 = 9/10÷3/4=
2/9÷3/18= 1/4÷3= 12/13÷26=
19/6÷3/2= 2/3÷7/2= 6/7÷14/2=
16/7÷21/4= 29/3÷6= 4/3÷7=
9\4÷8= 3/12÷2/9= 1/6÷2/9=
6÷ 1/4 = 20÷ 1/4= 1/4÷5 =
1÷3/5= 5/10÷1= 1/8÷5=
1/2÷1/3= 3/8÷7/8 = 9÷3/5 =
2/7÷2/5 = 6÷1/2= 3/5÷1/4=
1/3÷1/3= 2/5÷1/5= 5/12÷1/6=
1÷1/15= 5/12÷1/7 = 9/10÷3/2=
2/9÷3/12= 1/4÷1/2= 12/14÷26=
19/6÷1/2= 2/3÷1/2= 6/7÷1/2=
16/7÷1/4= 29/3÷1/6= 1/3÷7=
1\4÷8= 3/8÷2/9= 1/6÷4/9=
6÷ 1/4 = 20÷ 1/4= 1/4÷/5 =
1/2÷4/5= 7/10÷1/5= 2/9÷5=
1/2÷1/3= 3/8÷1/8 = 9÷1/4 =
2/7÷1/7 = 6÷5/6= 3/5÷2/3=
1/3÷3/4= 2/5÷1/5= 5/12÷1/13=
1÷9/11= 5/12÷7/8 = 9/10÷1/4=
2/9÷5/18= 1/4÷2/3= 12/13÷1/5=
19/6÷3/12= 2/3÷7/12= 6/7÷1/12=
16/7÷1/24= 1/3÷6= 4/13÷7=
3/4÷8= 3/8÷1/9= 1/6÷2/7=
6÷ 1/12 = 20÷ 1/5= 1/4÷1/5 =
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18

1÷4/5= 7/10÷1= 1/9÷5=
1/2÷2/3= 3/8÷5/8 = 9÷3/4 =
2/7÷2/7 = 6÷1/6= 3/5÷1/3=
1/3÷1/4= 2/5÷5= 5/12÷1/3=
1÷10/11= 5/12÷1/8 = 9/10÷3/4=
2/9÷3/18= 1/4÷3= 12/13÷26=
19/6÷3/2= 2/...

全部展开

1÷4/5= 7/10÷1= 1/9÷5=
1/2÷2/3= 3/8÷5/8 = 9÷3/4 =
2/7÷2/7 = 6÷1/6= 3/5÷1/3=
1/3÷1/4= 2/5÷5= 5/12÷1/3=
1÷10/11= 5/12÷1/8 = 9/10÷3/4=
2/9÷3/18= 1/4÷3= 12/13÷26=
19/6÷3/2= 2/3÷7/2= 6/7÷14/2=
16/7÷21/4= 29/3÷6= 4/3÷7=
9\4÷8= 3/12÷2/9= 1/6÷2/9=
6÷ 1/4 = 20÷ 1/4= 1/4÷5 =
1÷3/5= 5/10÷1= 1/8÷5=
1/2÷1/3= 3/8÷7/8 = 9÷3/5 =
2/7÷2/5 = 6÷1/2= 3/5÷1/4=
1/3÷1/3= 2/5÷1/5= 5/12÷1/6=
1÷1/15= 5/12÷1/7 = 9/10÷3/2=
2/9÷3/12= 1/4÷1/2= 12/14÷26=
19/6÷1/2= 2/3÷1/2= 6/7÷1/2=
16/7÷1/4= 29/3÷1/6= 1/3÷7=
1\4÷8= 3/8÷2/9= 1/6÷4/9=
6÷ 1/4 = 20÷ 1/4= 1/4÷/5 =
1/2÷4/5= 7/10÷1/5= 2/9÷5=
1/2÷1/3= 3/8÷1/8 = 9÷1/4 =
2/7÷1/7 = 6÷5/6= 3/5÷2/3=
1/3÷3/4= 2/5÷1/5= 5/12÷1/13=
1÷9/11= 5/12÷7/8 = 9/10÷1/4=
2/9÷5/18= 1/4÷2/3= 12/13÷1/5=
19/6÷3/12= 2/3÷7/12= 6/7÷1/12=
16/7÷1/24= 1/3÷6= 4/13÷7=
3/4÷8= 3/8÷1/9= 1/6÷2/7=
6÷ 1/12 = 20÷ 1/5= 1/4÷1/5 =
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8

收起

五年级没有学分数乘除法吧，加减学了。小数加减乘除都学了。求圆的周长和面积用3.14（3.14是保留两位小数。）
过了暑假我才六年级，唔~~
好像是 黑糖玛奇朵，以前看过的。
1+4/5= 7/10-1= 1/9+5=
1/2+2/3= 3/8+5/8 = 9-3/4 =
2/7+2/7 = 6-1/6= 3/5-1/3=
1/3-1/4= 2...

全部展开

五年级没有学分数乘除法吧，加减学了。小数加减乘除都学了。求圆的周长和面积用3.14（3.14是保留两位小数。）
过了暑假我才六年级，唔~~
好像是 黑糖玛奇朵，以前看过的。
1+4/5= 7/10-1= 1/9+5=
1/2+2/3= 3/8+5/8 = 9-3/4 =
2/7+2/7 = 6-1/6= 3/5-1/3=
1/3-1/4= 2/5+5= 5/12+1/3=
3.14*2= 3.14*3= 3.14*4= (10.圆 用3.14的)
3.14*5= 3.14*6= 3.14*7= 3.14*8= 3.14*9=
2/9+3/18= 1/4+3= 12/13+26=
19/6+3/2= 2/3+7/2= 6/7+14/2=
16/7+21/4= 29/3+6= 4/3+7=
9\4+8= 3/12+2/9= 1/6+2/9=
6-1/4 = 20- 1/4= 1/4+5 =
1-3/5= 5/10+1= 1/8+5=
1/2-1/3= 3/8+7/8 = 9-3/5 =
2/7-2/5 = 6-1/2= 3/5-1/4=
1/3+1/3= 2/5-1/5= 5/12+1/6=
1-1/15= 5/12+1/7 = 9/10-3/2=
2/9+3/12= 1/4+1/2= 12/14+26=
19/6+1/2= 2/3+1/2= 6/7+1/2=
16/7+1/4= 29/3+1/6= 1/3+7=
1\4+8= 3/8-2/9= 1/6+4/9=
6-1/4 = 20-1/4= 1/4-1/5 =
1/2=4/5= 7/10-1/5= 2/9+5=
1/2+1/3= 3/8+1/8 = 9+1/4 =
2/7+1/7 = 6=5/6= 3/5=2/3=
1/3+3/4= 2/5+1/5= 5/12+1/13=
1-9/11= 5/12+7/8 = 9/10-1/4=
2/9-5/18= 1/4+2/3= 12/13+1/5=
19/6+3/12= 2/3+7/12= 6/7-1/12=
16/7-1/24= 1/3+6= 4/13+7=
3/4+8= 3/8+1/9= 1/6+2/7=
6+1/12 = 20+1/5= 1/4+1/5 =
0.1*2=1 3.2*3=1 .2*3=0.7*6=2
6.8*8=6 .53*20=12. 73*14=6 .7*40=35
3.14*16=3.1527=3.1430=15 .7*24=14
0.6*30=1 .9*102=18 .9/9*76=7.9*8=18
8.5*90=3.14*99=7.14*6=7.1*28=4
10.1*90=9 .3*105=6.9*38=1.4 *25=5
8*1.6=3.8 *2=12.2*28=8 .1*48=8
9.7*18=5.7*100=2.5*81=4.5 *16=18

收起

+4/5= 7/10-1= 1/9+5=
1/2+2/3= 3/8+5/8 = 9-3/4 =
2/7+2/7 = 6-1/6= 3/5-1/3=
1/3-1/4= 2/5+5= 5/12+1/3=
3.14*2= 3.14*3= 3.14*4= (10.圆 用3.14的)
3.14*5= 3.14*6= 3.14*7= ...

全部展开

+4/5= 7/10-1= 1/9+5=
1/2+2/3= 3/8+5/8 = 9-3/4 =
2/7+2/7 = 6-1/6= 3/5-1/3=
1/3-1/4= 2/5+5= 5/12+1/3=
3.14*2= 3.14*3= 3.14*4= (10.圆 用3.14的)
3.14*5= 3.14*6= 3.14*7= 3.14*8= 3.14*9=
2/9+3/18= 1/4+3= 12/13+26=
19/6+3/2= 2/3+7/2= 6/7+14/2=
16/7+21/4= 29/3+6= 4/3+7=
9\4+8= 3/12+2/9= 1/6+2/9=
6-1/4 = 20- 1/4= 1/4+5 =
1-3/5= 5/10+1= 1/8+5=
1/2-1/3= 3/8+7/8 = 9-3/5 =
2/7-2/5 = 6-1/2= 3/5-1/4=
1/3+1/3= 2/5-1/5= 5/12+1/6=

收起

1+1=2