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Calculeaza in doua moduri:
(28+35)÷7=
(32+48)÷8=
(12+36)÷6=
(28+35)÷7=
(32+48)÷8=
(12+36)÷6=


Răspuns :

(28+35)÷7=63÷7=9
28+(35÷7)=28+5=33
(32+48)÷8=80÷8=10
32+(48÷8)=32+6=38
(12+36)÷6=48÷6=8
12+(36÷6)=12+6=18
Restul vad ca sunt la fel