jaylener55
jaylener55 jaylener55
  • 25-09-2021
  • Mathematics
contestada

2) 16 + -7

Step by step please

Respuesta :

ssparkle285 ssparkle285
  • 25-09-2021

Answer:

9

Step-by-step explanation:

The rules that you need to know for this question are:

- & - = +

+ & - = -

+ & + = +

So for this question we have 16 + -7 so we need to use the + & - rule. Therefore a plus and a minus make a minus so we do 16-7 which is 9

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