Exercitiile astea 2 va rog, am nevoie repede
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Răspuns:
Explicație pas cu pas:
2)
(35+42):7= 35:7 + 42:7= 5+6=11
(63+27):9= 63:9+27:9= 7+3=10
(56-32):8=56:8 - 32:8= 7-4=3
(48-24):6= 48:6- 24:6 = 8-4=4
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3)
(54+36):9= 90:9= 10
(72+8) :8=80 :8=10
(54-45) :9= 9:9=1
(63-49) :7= 14:7=2