Question

Complete os espaços aplicando a propriedade associativa da divisão e depois resolva:
a) (3+6)÷3=
b) (12-10)÷2=
c) (8+6)÷2=
d) (40-8)÷8=

Answer 1

A) 3+ 6 = 9 /3 = 3
B)12 - 10 = 2/2= 1
C)8+6 = 14/2= 7
D)40-8 =32/8= 4

Answer 2

a)

$(3+6) \div 3=3 \div 3 + 6 \div 3=1+2=3$

b)

$(12-10)\div2=12\div2-10\div2=6-5=1$

c)

$(8+6)\div2=8\div2+6\div2=4+3=7$

d)

$(40-8)\div8=40\div8-8\div8=5-1=4$