98
UNIT 8
Addition involving mass
4. Find the sum of the following masses.
Give your answers in kg and g whenever possible.
(a) 75 kg and 87 kg (b) 698 g and 534 g
(c) 1350 g and 745 g (d) 1070 g and 3005 g
Let’s work out
Example 1: Work out the following.
(i). 67 kg + 35 kg
1410 g = 1000 g + 410 g
1410 g = 1 kg 410 g
(ii). 1260 g + 150 g
1260 g
1410 g
Adding 150 g
3. Convert the following into kilograms.
(a) 2000 g = ______________ kg (b) 4250 g = ______________ kg
(c) 8000 g = ______________ kg (d) 7500 g = ______________ kg
Let’s work out
67 kg
35 kg
102 kg
+
1
1260 g
150 g
1410 g
+
1