3 x 6 Calculo Mental 4º

2
3 x 6 4 x 3 7 x 2 5 x 7 2 x 9 6 x 8 1245 + 25 546+ 18 9 x 4 7 x 8

description

mental

Transcript of 3 x 6 Calculo Mental 4º

3 x 6

4 x 3

7 x 25 x 7

2 x 96 x 8

1245 + 25546+ 18

9 x 47 x 8

2 x 23 x 9

6 x 4435 + 235

856 + 341200 - 200

374 - 70125 100

6 x 79 x 4