Răspuns :

modul 1.

33+57= 90:3= 30
90-54= 36:3= 12
84-44+56= 96:4= 24
35+30+25= 90:5= 18
77-35+84= 126:7 = 18

modul 2.

33:3= 11
57:3= 19
11+19= 30

90:3= 30
54:3= 18
30-18=12

84:4= 21
44:4= 11
56:4= 14
21-11+14= 24

35:5= 7
30:5= 6
25:5= 5
7+6+5= 18

77:7= 11
35:7= 5
84:7= 12
11-5+12= 18

sper ca te am ajutat!!bafta

Matrosdenisa608id

Răspuns:

(33+57)÷3=90÷3=30

(90-54)÷3=36÷3=12

(84-44+56)÷4=(40+56)÷4=96÷4=24

(35+30+25)÷5=(65+25)÷5=80÷5=16

(77-35+84)÷7=(42+84)÷7=126÷7=18 succes

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