Question

3. Add without using number line :
(a) 11 + (-7)
(b) (-13) + (+18)
(c) (-10) + (+ 19) (d) (-250) + (+ 150)
(e) (-380) + (-270) (f) (-217) + (- 100)​

Answer 1

Answer:

a) 4

b) -21

c) -29

d) -150

e)-660

f) -317