Question

EXERCISE 1A
1. Express -3/5
as a rational number with denominator
(1) 20
(ii) -30
(iii) 35
(iv) -40
​

Answer 1

1)-12/20

2)18/30

3)-21/35

4)24/40

Answer 2

• -3×4/5×4 = -12/20
• -3×-6/5×-6 = 18/-30
• -3× 7/5×7 = -21/35
• -3×-8/5×-8 =24/-40

hope it helps....