Page 197 - SK Year 5 Mathematics DLP

CONVERT UNITS OF GRAM AND KILOGRAM

1 a Convert 1.8 kg to g.

1.8 kg = g
1.8 kg = (1.8 × 1 000) g

= 1 800 g kg
1.8 kg = 1 800 g

3
b 2 kg = g 1.8 kg 3
4 2 kg
4

Method 1 Method 2

3 11 250 3 3
2 kg = ( × 1 000) g 2 kg = 2 kg + kg
4 4 4 4
1 2 5 0 250
3
= 2 750 g × 1 1 = (2 × 1 000) g + ( × 1 000) g
2 5 0 4
1
+2 5 0 0 = 2 000 g + 750 g
2 7 5 0 = 2 750 g
3
2 kg = 2 750 g
4

2 3.07 kg = kg
3.07 kg = 3 kg + 0.07 kg

= 3 kg + kg

1 kg = 1 000 g
= kg
× 1 000

kg g

1
Is 2 kg equal to 2 200 g? Prove it. ÷ 1 000
5

189
• Pupils carry out the activity of converting unit of kg to g or vice versa
5.2.1 based on the printed mass on product packaging.