Question

Resolva as expressões numéricas:

me ajudem por favor

Answer 1

a. [(18+3×2)+8+5×3]+6
[(18+6)+8+15]+6
[24+23]+6
47+6 = 53

b. 3+5×2-4÷2
3+10-2 = 11

c. 9+(21-15)×2
9+6×2
9+12 = 21

d. 4^3 + 3^4 - 9^2
64 + 81 - 81 = 64

e. ((5+3)×12)÷((5-3)×4)
(8×12)÷(2×4)
96÷8 = 12

Answer 2

a. [(18+3×2)+8+5×3]+6

[(18+6)+8+15]+6

[24+23]+6

47+6 = 53

b. 3+5×2-4÷2

3+10-2 = 11

c. 9+(21-15)×2

9+6×2

9+12 = 21

d. 4^3 + 3^4 - 9^2

64 + 81 - 81 = 64

e. ((5+3)×12)÷((5-3)×4)

(8×12)÷(2×4)

96÷8 = 12