Question

10. Scrie exercitiile, după model:
6x 3 + 6x 12 = 6x (3+ 12)
8 x 2 + 8 x 18; 8x 5- 8x 3;
7 х 8 + 3x 8; 9x 8 - 6x 9;
5 x 11 + 11 х 8; 4x 15- 4 x 1;
6x 15 + 15 x 4; 8x 12 - 8 x 6.
xx x​

Answer 1

Răspuns:

8×2+8×18=8×(2+18);

8×5-8×3=8×(5-3);

7×8+3×8=8×(7+3);

9×8-6×9=9×(9-8);

5×11+11×8=11×(5+8);

4×15-4×1=4×(15-1);

6×15+15×4=15×(15+4);

8×12-8×6=8×(12-6);