Find the sum of additive inverse and multiplicative inverse of 7

Solution:

Given number is 7

Additive inverse of it is -7

Multiplicative inverse of it is 1/7

The sum is 1/7 - 7 = 1/7 - 49/7 = -48/7

✦ Try This: Find the sum of additive inverse and multiplicative inverse of -3.

Given number is 7

Additive inverse of it is 3

Multiplicative inverse of it is -1/3

The sum is 3 - 1/3 = 9/3 - 1/3 = 8/3

☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 1

---

NCERT Exemplar Class 8 Maths Chapter 1 Problem 139

Find the sum of additive inverse and multiplicative inverse of 7

Summary:

The sum of additive inverse and multiplicative inverse of 7 is -48/7

---

☛ Related Questions:

• Find the product of additive inverse and multiplicative inverse of -1/3
• The diagram shows the wingspans of different species of birds. Use the diagram to answer the questio . . . .
• Shalini has to cut out circles of diameter 1 1/4 cm from an aluminium strip of dimensions 8 3/4 cm . . . .