What should be added to −1 to get 10?

Sum

(−1) + a number = 10

∴ The number = 10 + 1 = 11

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Chapter 1: Number System - Exercise 1.6 [Page 29]

Chapter 1 Number System
Exercise 1.6 | Q 1 | Page 29

Use the number line and add the following integers: (−4) + (−7)

Use the number line and add the following integers: 3 + (−2) + (−4)

(−42) + [ ____ + (−23)] = [ ____ + 15] + ____

(–80) + 0 + (–90) = ______.

Write two integers whose sum is 6 and difference is also 6.

Add without using a number line:

(–13) + (+18)

Add without using a number line:

(–10) + (+19)

Add without using a number line:

(–380) + (–270)

Find the sum:

(–7) + (–9) + 4 + 16

A rabbit starts at position −2 on a number line and hops 5 units to the right. What is its final position?