Question

7 whole 1 by 2 × 1 whole 3 by 5
×2 whole 1 by 3​

Answer 1

Answer:

(i

To find 1/3 of 21, we multiply the numerator 1 by the given whole number 21 and then divide the product 21 by the denominator 3.

1/3 × 21 = 1 × 21/3 = 21/3 = 7

So, 1/3 of 21 = 7.

Answer 2

Answer:

The fraction 5/7 is read as ”five-seventh” which means that 5 parts out of 7 equal parts in which the whole is divided. In the fraction 5/7, 5 is called the numerator and 7 is called the denominator.

(ii) The fraction 3/10 is read as ”three-tenth” which means that 3 parts out of 10 equal parts in which the whole is divided. In the fraction 3/10, 3 is called the numerator and 10 is called the denominator.

(iii) The fraction 1/5 is read as ”one-fifth” which means that 1 parts out of 5 equal parts in which the whole is divided. In the fraction 1/5, 1 is called the numerator and 5 is called the denominator