Add without using number line: $11 + (- 7)$

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Solution

$11 + (- 7)$

$= 11 - 7 = 4$ -------(The multiplication of signs : " $+ \times - = -$ ")

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Similar questions

Question 3 (a)

Add without using number line:
11 + (–7)

Add without using number line:

(a) 11 + (− 7)

(b) (− 13) + (+18)

(d) (− 250) + (+ 150)

(e) (− 380) + (− 270)

(f) (− 217) + (− 100)

Question 3 (d)

Add without using number line:
(–250) + (+150)

Question 3 (f)

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

Question 3 (b)

Add without using number line:
(–13) + (+18)

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