Page 65 - Mathematics_Std_4

km m cm 3. Subtract kilometres:
9 1159 155 9 km – 4 km = 5 km. Write 5 in the
− 4 580 76 km column.

5 579 79
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Therefore, the answer is 5 km 579 m 79 cm.

Exercise 4

1. km m 2. km m cm

105 200 27 240 64
− 5 105 − 14 860 95

3. m cm 4. km m dm
12 30 125 120 8
− 4 35 − 85 260 3

5. dm cm 6. dm cm mm

10 5 9 4 9
− 3 7 − 3 7 6

7. cm mm 8. dm mm
9 9 75 2

− 2 3 − 4 5

9. km dam cm

17 6 61
− 10 3 5

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06/11/2024 17:17:10
MATHEMATICS STD 4 PB 2024.indd 58 06/11/2024 17:17:10
MATHEMATICS STD 4 PB 2024.indd 58