15) Subtracting from which number will give a rational number's additive inverse?
Answers
Answered by
1
Answer:
The additive inverse of 2/5 is -2/5
Therefore, 4/7 - 2/5 = 4/7 + (-2/5)
⇒ 4/7 - 2/5 = 4 × 5/7 × 5 + (-2) × 7/5 × 7
= 20/35 + -14/35
= 20 + (-14)/35
= 6/35
Therefore, 4/7 - 2/5 = 6/35
Similar questions