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Calculeaza: exercitiul 8

Calculeaza Exercitiul 8 class=

Răspuns :

8)
29+4x8=29+32=61
60+5x4=60+20=80
27+4x3=27+12=39
45+6x4=45+24=69

9x4-20=36-20=16
4x8-16=32-16=16
6x4-20=24-20=4
4x7-25=28-25=3

100-(3x4)=100-12=88
72-(9x4)=72-36=36
50-(4x6)=50-24=26
40-(4x4)=40-16=24