19.7k views
0 votes
Write as a decimal fraction of a cm (a) 5 mm (b) 8mm

2 Answers

2 votes
a. 5 mm
5/0.5
10

b. 8 mm
8/0.8
10
User Zonyang
by
7.8k points
5 votes
1 mm = 0.1 cm

(a) 5 mm

5 × 0.1 = 0.5

Fraction :- 5/0.5
5 ÷ 0.5 =10
Decimal:- 10

(b) 8 mm

8 × 0.1 = 0.8

Fraction:- 8/0.8
8 ÷ 0.8 = 10
Decimal:- 10
User Sundae
by
7.9k points