Question

Express -21/-31 in rational numbers with positive denominator

Answer 1

Answer:

here is your answers

Step-by-step explanation:

Solution:

Rational number with positive denominators:

(i) Multiplying the number by -1, we get: -15 – 28 = -15 x -1 - 28 x – 1 = 1528

(ii) Multiplying the number by -1, we get: 6 – 9 = 6x – 1 - 9x – 1 = - 69

(iii) Multiplying the number by -1, we get: – 28 – 11= – 28 x – 1 – 11 x – 1 = 2811

(iv) Multiplying the number by -1, we get: 19 – 7 = 19 x – 1 - 7 x - 1= -197

Answer 2

Hiii....friend,

Here is ur answer,

=> Since , -21/-31 is in rational form.

We can write the number as 21/31 .

Hence it can expressed as 21/31 with positive denominator.

:-) Hope it helps u.