a) (64 + 16):8
b) (54 + 27): 9
1 Calculează în
două moduri.
c) (36 + 24):6
d) (28 + 35):7
e) (12 + 16 + 8): 4
f) (10 + 15 +20) : 5
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Explicație:
a) 80÷8= 10
b)81÷9=9
c)36÷6+24÷6=6+4=10
d)28÷7+35÷7=4+5=9
e)12÷4+16÷4+8÷4=3+4+2=9
f)10÷5+15÷5+20÷5=2+3+4=9