Question

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:

using number line is 11 + - 7 - 13 + 3 - 10 - 19 - 250 - 153 1870 - 2017 - 400 gives out the step-by-step experimentation