Add without using number line:

(a) 11 + (− 7)

(b) (− 13) + (+18)

(c) (− 10) + (+19)

(d) (− 250) + (+ 150)

(e) (− 380) + (− 270)

(f) (− 217) + (− 100)

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Solution

(a) 11 + (−7) = 4

(b) (−13) + (+18) = 5

(c) (−10) + (+19) = 9

(d) (−250) + (+150) = −100

(e) (−380) + (−270) = −650

(f) (−217) + (−100) = −317

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Similar questions

1 + (- 7)

(- 13) + (18)

(- 10) + (19)

(- 250) + (150)

(- 380) + (- 270)

(- 217) + (- 100)

Question 3 (f)

Add without using number line:
(–217) + (–100)

11 + (- 7)

(- 10) + (+ 19)

Add without using number line: \((–380) + (–270)\)

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