Page 129 - Start Up Mathematics_5
P. 129
2. Find the sum.
(a) 64 km 75 dam and 2 km 7 hm 4 dam. Express your answer in metres.
(b) 47 L 9 cL 6 mL and 21 dL 46 mL. Express your answer in litres.
PAIR ACTIVITY
To estimate length, weight and capacity of given objects and compare with their actual
measurements
Things We Need: Measuring tape, weighing scale, measuring cylinder
How To Do: Estimate the following measurements in the suitable units. Then measure using
instruments to compare your estimate.
Length
Estimated length Actual length Difference
Length of your eraser
Length of your book
Length of your table
Weight
Estimated weight Actual weight Difference
Weight of your
geometry box
Weight of your school
bag
Weight of your book
Capacity
Estimated capacity Actual capacity Difference
Capacity of a cup
Capacity of your
water bottle
Capacity of a bucket
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