1*2*3*4*5*6*7*3*5*3*0*5*6*4*6*3*12*4*76*7*899*45=0
1*2*3*4*5*6*7*3*5*3*0*5*6*4*6*3*12*4*76*7*899*45=0
Tính nhẩm
a) 2 x 6 = ...... 3 x 7 = ......
12 : 2 = ...... 21 : 3 = ......
12 : 6 = ...... 21 : 7 = ......
4 x 8 = ...... 5 x 9 = ......
32 : 4 = ...... 45 : 5 = ......
32 : 8 = ...... 45 : 9 = ......
b) 600 : 3 = ...... 800 : 4 = ...... 400 : 2 = ......
600 : 2 = ...... 800 : 2 = ...... 500 : 5 = ......
45 x 6 =
1 + 1 + 2 + 2 + 3 + 3 + 4 + 4 + 5 + 5 + 6 + 6 + 7 + 7 + 8 + 8 + 9 + 9 =
78 : 5 =...(dư...)
45 : 5 =
x : 5 = 25
1+2+3+4+5+6+7+8+9+1+2+3+4+5+6+7+8+9+0+0+0+3+4+1+2+3+111+44+99
1+1+2+2+3+3+4+4+5+5+6+6+7+7+8+8+9+9+0+0+=?
(140-20×7)÷(45+12+1+2+3+4+5+6+7+8+9+10)
1+2+3+4+5+6+7+8+9+0+0+0+0+0+0+9+8+7+6+5+34+2+3+5=.........
Tính nhẩm:
6 ´ 8= .......... |
28 : 4 = .......... |
35 : 5 = ……. |
7 ´ 9 = .......... |
56 : 7 = .......... |
4 ´ 6 = .......... |
5 ´ 4 = .......... |
42 : 6 = .......... |
36 : 6 = ……. |
3 ´ 8 = ……. |
45: 5 = …… |
49 :7 = …….. |
1+1+1+1+2+2+2+2+3+3+3+3+4+4+4+4+5+5+5+5+6+6+6+6+7+7+7+7+8+8+8+8+9+9+9+9=?
Hãy cho mình đáp án nhé ! yêu các bạn nhiều .
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+1+2+3+4+5+6+7+8+9=????????????
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