Chapter: 4th Maths : Term 3 Unit 3 : Measurements
Subtraction using standard units (litre and ml)
EXAMPLE 1
Subtract 8 l 450 ml from 28 l 750 ml.
Step 1: Subtract 450 ml from 750 ml
Step 2: Subtract 8 l from 28 l
Therefore 28 l 750 ml − 8 l 450 ml = 20 l 300 ml
Life related problems
EXAMPLE 2
Sharma family have 2 buckets in their house.
The capacity of one bucket is 4 l 450 ml and the other one is 5 l 180 ml. What is the total capacity of two buckets?
Answer:
Total capacity is 9 l 630 ml.
EXAMPLE 3
A motor car consumed 188 l of petrol and 145 l 375 ml in the Month of January and February. What is the difference in the petrol consumption?
Answer:
Petrol consumed more in the month of January is 42 l 625 ml.