Question

Calcula:
a) (17 – 2) – (8 + 2) b) 25 – [4 – 83 – 9)]
c) (10 – 7) – [11 – (7 – 5) d) 16 – [16 – (16 – 4)] + (–16)

Answer 1

Respuesta:

15-10=5  25-4-83-9=-71   10-7-11-7-5=-20   16-16-16-4+-16=48