Question

a(18 + 6 . 4) : 7 =
b) 28 – 3 . [ (54 + 9 ) : 7] =
c)[ . 4 - 120 : 15 + (100 – ]: (2 . 5)=

Answer 1

Respuesta:

Explicación paso a paso:

A)

(18+6×4)÷7

(18+24)÷7

42÷7

6

B)

38-3((54+9)÷7)=

38-3(63÷7)=

38-3(9)

38-27

11

C)

(0.4-120÷15+(100-)÷(2×5)=

(0.4-8+(100)÷10=

(-7.6+100)÷10

(92.4)÷10

9.24