6+3=9,8-3=5,3×5=15,15÷3=5用英语怎么说
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6+3=9,8-3=5,3×5=15,15÷3=5用英语怎么说6+3=9,8-3=5,3×5=15,15÷3=5用英语怎么说6+3=9,8-3=5,3×5=15,15÷3=5用英语怎么说sixplus
6+3=9,8-3=5,3×5=15,15÷3=5用英语怎么说
6+3=9,8-3=5,3×5=15,15÷3=5用英语怎么说
6+3=9,8-3=5,3×5=15,15÷3=5用英语怎么说
six plus three is nine
eight minus three is five
three multiplies five is fifteen
fifteen divides three is five
Six plus three is nine.
Eight minus three is five.
Three times five is fifteen.
Fifteen divided by three is five.
Six plus three equals to nine.
Eight minus three equals to ive.
Three times five equals to fifteen.
Fifteen divided by three equals to five
6+3=9,8-3=5,3×5=15,15÷3=5用英语怎么说
3:( )=( ):12 24:9=8:( ) ( ):12=15:( ) 6分之5:3分之1=（ ）;（ ）
1=5,2=10,3=15,4=20,5=?6=?7=?8=?9=?10=?
6+1=4+[ ]=[ ]+[ ]=[ ] 8-3=6-[ ]=7-[ ]=9-[ ] 5+4=3+[ ]=[ ]+[ ]=[ ]+[
1+1+2+3+4+5+6+7+8+9+9+9+9+9+8+7+4+5+6+3+2+1+15+655=
1+2+3+4-6+5-8+9-9=
2*2-1=1*3；4*4-1=15=3*5；6*6-1=35=5*7；8*8=63=7*9；10*10-1=99=9*11.的规律
1*3=6,2*2=8,4*3=15,5*5=20,照这个规律计算,9*6=?
1-1/3-1/4=?,1/7×7÷1/7×7=?,1-5÷9=?,3/4×5/6×8/15=?
解方程9/10-x=3/5 9/10-x=3/5 x+7/18=5/9 7/16+x=5/24 x-（4/7-1/3）=19/21 8/15+x=5/6解方程9/10-x=3/5 9/10-x=3/5 x+7/18=5/9 7/16+x=5/24 x-（4/7-1/3）=19/21 8/15+x=5/6
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=
计算(1)(-10)+(+6)=-(10-6)=-4(2)(+12)+(-4)=+(12-4)=8(3)(-5)+(-7)=-(5+7)=-12(4)(+6)+(-9)=-(9-6)=-3(5)(-0.9)+(-2.7)=-(0.9+2.7)=-3.6(6)5/2+(-5/3)=-(5/3-5/2)=-5/1(7)(-3/1)+5/2=(-15/5)+15/6=+(15/6-15/5)=15/1(8)(3又4/1)+(-1又12/1)=(3又12/31)+(-1又12/3
15分之8乘[6分之5除(9分之7减3分之1)]=?
用简便方法计算.5/8+7/9+3/8=、25/18--2/5--3/5=、5/9--5/12+4/9=、2/3+7/10+1/3+3/10=、8/9--(1/5--1/9)、5/12+11/15--6/15+7/12=
5X-3又4分之3=25 15÷9分之5+6分之1×8 要过程
1+2+3+4+5+6+7+8+9=?
1+2+3+4+5+6+7+8+9=?
1+2-3+4+5-6+8-9+45=