Question

11. Completează casetele libere: a) 31+42 = 342; * 4 + 600 = 2200; 7* 5+=100 * 1; b) 0 x 10+ 90; x 2 = 100; x 8+ 700 = X​

Answer 1

Răspuns:

3x100+42=342

4x100x4+600=2200

7x5+65=100x1

0x10+90=90

10x8+10x2=100

700=7x100