Question

simplify
a) -50+20-30+40
b) 40 + (-5)+ 25-(-16)
c) 16 + (-17)+20-1-3)​

Answer 1

-50+20-30+40

=60-80

= -20

40-5+25+16

=81-5

=76

16-17+20-1-3

=36-21

=15

Answer 2

Answer:

a) -50+20-30+40= (-20)

b) 40+(-5)+25-(-16)=76

c) 16+(-17)+20-1-3=15