12+12+12+12+12+12+12+12+12+12+12-121-1
Tính
a)
2 × 3 × 1 = .......... = .........
2 × 1 × 3 = ......... = ..........
b)
4 × 5 : 1 = ........... = ..........
4 : 1 × 5 = ........... = ..........
c)
8 : 4 × 1 = ........... = ..........
8 × 1 : 4 = ........... = ..........
d)
12 : 3 : 1 = .......... = ..........
12 : 1 : 3 = .......... = ...........
1+1=
2-1=
3-2=
4-0=
12+12-12=
lưu ý : ai k mk mk k lại , ok .
1+1+1+1+1+1+1+1+1+.......+1=12
1+1+1+1+1+1+12+123=
18+12+1+1+1+1=?
Tính nhanh
36 x 45 x 96 x 85 | 12 x 11 x 12 x 11 x 12 |
1+1=
12:12=
123x1=
kb nhé
nhanh mk tick
1+2+4:12+8-1+1=
Tính nhẩm :
2 × 3 = ... 4 × 8 = ...
12 : 2 = ... 27 : 3 = ...
4 × 7 = ... 5 × 6 = ...
36 : 4 = ... 18 : 2 = ...
3 × 1 = ... 4 × 3 = ...
0 : 5 = ... 3 × 4 = ...
1 × 8 = ... 12 : 4 = ...
0 : 3 = ... 12 : 3 = ...