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3. Find the difference.
a. L mL b. L mL c. L mL
61 438 140 284 300 280

– 17 471 – 95 068 – 100 360

4. Find the difference of:

a. 19 L 750 mL and 90 L 770 mL b. 26 L 28 mL and 30 L 40 mL
c. 45 L 140 mL and 26 L 470 mL d. 19 L 300 mL and 17 L 378 mL

5. There is 44 L 375 mL of water in one bucket and 45 L 876 mL of
water in another bucket. What is the difference of the volumes in
these two buckets?

6. A dairy sold 68 L 850 mL, 98 L 760 mL and 84 L 90 mL of milk on three consecutive
days of a certain week. What was the total sale of milk in these three days?

 The system of measurement for length, mass and capacity is called the metric
system.

 The standard units of length, mass and capacity are metre (m), gram (g) and
litre (L) respectively.
 To convert a bigger unit into a smaller unit, we multiply.

 To convert a smaller unit into a bigger unit, we divide.

Learning LOGS

1. Fill in the blanks on the number line below appropriately.
0 cm 10 cm 20 cm 30 cm 40 cm cm 60 cm 70 cm 80 cm 90 cm 100 cm
25 cm cm

m 3 m
0 m 1 m 4 1 m
2

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Measurement