Question

resolva as espressões numéricas:

a) 239+72:6=
b)(50-35):3+6x5=
c)(17-5)x(17+5)-15=​

Answer 1

_________________________________

a) 239+72:6=

239 + 12 =

     241

b)(50-35):3+6x5=

  15 : 3 + 30

      5 + 30

      35

c)(17-5)x(17+5)-15=​

  12 x 22 - 15

    264 - 15

       249

Answer 2

Explicação passo-a-passo:

a) 239+72:6=

72:6=12

239+12=251

b) (50-35) :3+6x5

50-35=15

15:3+6x5

15:3+30

5+30=35

C) (17-5) x(17+5) -15

12x22=264

264-15=249