Răspuns :

A) 9+30-5=34
B) 42-12+70=100
C) 400+40+8-48=496
D) 56+42-21=77

Răspuns:

9+5×6-25:5=34

b) 7×6-12+7×10=100

15-15:3+2×5×5=60

c)

400+5×8+72:9-48=400

300-64:8+6×6-28=300

a) 7×8+6×7-3×7=77