Question

Afla nu,erele care sunt: a) cu 7 mai mari decat:28,42,49,56,63,70; b) de 7 ori mai mici decat:28,42,49,56,63,70; c) cu 7 mai mici decat:28,42,49,56,63,70;

Answer 1

28+7=35
42+7=49
49+7=56
56+7=63
63+7=70
70+7=77

b) 28:7=4
42:7=6
49:7=7
56:7=8
63:7=9
70:7=10

c) 28-7=21
42-7=35
49-7=42
56-7=49
63-7=56
70-7=63