Question

Simplify using your understanding of Integers
(a) 100 – 31 – 69
(b) 1 + 2 - 3 +4 – 6 + 7
(c) 435 + ( - 437)

Answer 1

Answer:

a) 0

b) 5

c) -2

Step-by-step explanation:

a) 100 -31 -69

69-69

Ans 0

b) 1+2-3+4-6+7

3-3+4-6+7

4-6+7

-2+7

Ans 5

c) 435 +(-437)

435-437 [ here the sgin changed as when minus comes out of bracket it becomes minus x plus = minus ' ]

Ans -2