Question

3.
Find the sum using the properties of addition.
(a) 200 + (-105) + (-36)
(b) (-45) + 100 + (- 55)
(c) (-825) + 725 + 100 + (-100)
(d) 927 + (-517) + (- 518)
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Answer 1

Answer:

(a) 200+(-105)+(-36)

Step-by-step explanation:

=200-105-36

=95-36

=59

Answer 2

Answer:

a)59

b)0

c)-100

d)-108

Step-by-step explanation:

a)200+(-105)+(-36)

= 200-105-36

= 200-141

= 59

b)(-45)+100+(-55)

= -45+100-55

= -45-55+100

= -100+100

= 0

c)(-825)+725+100+(-100)

= -825+725 +100-100

= -825-100+725+100

= -925+825

= -100

d)927+(-517)+(-518)

= 927-517-518

= 927-1035

= -108

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