Exercise 2.3
1. Find:
(i) 12 ÷ 3 4 = 12 × =
(ii) 14 ÷ 5 6 = 14 × =
(iii) 8 ÷ 7 3 = 8 × =
(iv) 4 ÷ 8 3 = 4 × =
(v) 3 ÷ 2 1 3 = 3 ÷ = 3 × =
(vi) 5 ÷ 34 7 = 5 ÷ = 5 × =
2. Find the reciprocal of each of the following fractions. Classify the reciprocals as proper fractions, improper fractions, and whole numbers.
(i) 3 7 : Reciprocal = which is a
(ii) 5 8 : Reciprocal = which is a
(iii) 9 7 : Reciprocal = which is a
(iv) 6 5 : Reciprocal = which is a
(v) 12 7 : Reciprocal = which is a
(vi) 1 8 : Reciprocal = which is a
(vii) 1 11 : Reciprocal = which is a
- Find:
(i) 7 3 ÷ 2 = 7 3 × =
(ii) 4 9 ÷ 5 = 4 9 × =
(iii) 6 13 ÷ 7 = 6 13 × =
(iv) 41 3 ÷ 3 = ÷ 3 = × =
(v) 31 2 ÷ 2 = ÷ 3 = × =
(vi) 43 7 ÷ 7 = ÷ 7 = × =
- Find:
(i) 2 5 ÷ 1 2 = 2 5 × =
(ii) 4 9 ÷ 2 3 = 4 9 × =
(iii) 3 7 ÷ 8 7 = 3 7 × =
(iv) 21 3 ÷ 3 5 = ÷ 3 5 = × =
(v) 31 2 ÷ 8 3 = ÷ 8 3 = × =
(vi) 2 5 ÷ 11 2 = 2 5 ÷ = × =
(vii) 31 5 ÷ 12 3 = ÷ = × =
(viii) 21 5 ÷ 11 5 = ÷ = × =