8/5*5/3= 4/1*8/3*4= (7/1+6/1)*42= 4/3*6/1= 5/2*9+5/2= 4/3*5-
来源:学生作业帮 编辑:神马作文网作业帮 分类:数学作业 时间:2024/09/21 17:33:17
8/5*5/3= 4/1*8/3*4= (7/1+6/1)*42= 4/3*6/1= 5/2*9+5/2= 4/3*5-4/3= (3/1+2/1)*6= 全都是分数乘法
8/5*5/3= 8/3
4/1*8/3*4
=4/1*4*8/3
=8/3
(7/1+6/1)*42
=7/1*42+6/1*42
=6+7
=13
4/3*6/1= 8/1
5/2*9+5/2= 5/2*(9+1)
=5/2*10
=4
4/3*5-4/3
=4/3*(5-1)
=4/3*4
=3
(3/1+2/1)*6
=3/1*6+2/1*6
=2+3
=5
4/1*8/3*4
=4/1*4*8/3
=8/3
(7/1+6/1)*42
=7/1*42+6/1*42
=6+7
=13
4/3*6/1= 8/1
5/2*9+5/2= 5/2*(9+1)
=5/2*10
=4
4/3*5-4/3
=4/3*(5-1)
=4/3*4
=3
(3/1+2/1)*6
=3/1*6+2/1*6
=2+3
=5
8/5*5/3= 4/1*8/3*4= (7/1+6/1)*42= 4/3*6/1= 5/2*9+5/2= 4/3*5-
1+2+3+4+5+6+7+8+9=?
1/9+1/5+3/5+4/9+2/3+7/8+1/6+5/7+3/7+5/8+3/5+1/8+2/9=?
1 2 3 4 5 6 7 8=1
1+2+3+4+5+6+7+8+9+1+2+3+4+5+6+7+8+9=?
1+2+3+4+5+6+7+8+9-9-8-7-6-5-4-3-2+1=?
(9+8+7+6+5+4+3+2+1)-(1+2+3+4+5+6+7+8+9)×58=?
a[2][4]={1,2,3,4,5,6,7,8};b[4][3]={1,2,3,4,5,6,7,8,9,10,11,1
2*1=2 3*1=3 4*1=4 5*1=5 2*2=4 3*2=6 4*2=8 5*2=9 2*3=6 3*3=9
1+1+2+2+3+4+5+5+7+9++56+8+6+++88+9=?
数学题 假如1=5 ,2=6 ,3=7 ,4=8 ,5=?
1=5 2=6 3=8 4=7 5=?