Measurements | Term 1 Chapter 4 | 5th Maths - Conversion of length | 5th Maths : Term 1 Unit 4 : Measurements
Chapter: 5th Maths : Term 1 Unit 4 : Measurements
Conversion of length
Convert into millimeter, Convert into centimeters, Convert into meter, Convert into kilometer
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To convert upper scale into lower scale the number should be multiplied.
To convert lower scale into upper scale the number should be divided.
(i) 100 centimeter = 1 meter
(ii) ½ meter = 50 centimeter
(iii) ¼ meter = 25 centimeter
(iv) ¾ meter = 75 centimeter
(v) 1000 meter = 1 kilometer
Activity
Measure the things using a tape or a scale.
(i) 70 cm
70 cm = \(70 \times 10\) mm 1 cm = 10 mm
= 700 mm
(ii) 65 cm 6 mm = \((65 \times 10) + 6\) mm
= 650 + 6
= 656 mm
(iii) 7 m
7 m = \((7 \times 1000)\) mm 1 m = 1000 mm
= 7000 mm
Note:
(i) To convert meter into millimeter multiply the given meters by 1000.
(ii) To convert centimeter into millimeter multiply the given centimeter by 10.
Try this: Convert into millimeters
1. 90 cm = 900 mm
2. 5 cm 8 mm = 58 mm
3. 5 m 9 mm = 5009 mm
(i) 5 m
5 m = \((5 \times 100)\) cm
= 500 cm
(ii) 7 m 40 cm
7 m 40 cm = \((7 \times 100) + 40\) cm
= 700 + 40
= 740 cm
(iii) 110 mm
110 mm = \(110 \div 10\) cm
= 11 cm
Note:
To convert meter into centimeter multiply the given meters by 100
Try this: Convert into centimeters
1. 8m = 800 cm
2. 6m 4cm = 604 cm
3. 80mm = 8 cm
(i) 7 km 50 m
1 km = 1000 m
7 km 50 m = \((7 \times 1000) + 50\) m
= 7000 + 50
= 7050 m
(ii) 850 cm
850 cm = \(850 \div 100\) m
= 8 m 50 cm
(iii) 2005 mm
2005 mm = \(2005 \div 1000\) m
= 2 m 5 mm
Note:
(i) To convert kilometer into meter multiply the given kilometer by 1000.
(ii) To convert millimeter into meter divide the given millimeter by 1000.
Try this: Convert into meter
1. 8 km 400 m = 8400 m
2. 900 cm = 9 m
3. 3500 mm = 3 m 500 mm
(i) 9000 m
1000 m = 1 km
9000 m = \(9000 \div 1000\) m
= 9 km
(ii) 2300 m
2300 m = \(2300 \div 1000\) m
= 2 km 300 m
Note:
To convert meters into kilometers divide the given meters by 1000.
Try this: Convert into kilometer
1. 5430m = 5 km 430 m
2. 7500m = 7 km 500 m
3. 8000m = 8 km
Tags: Measurements | Term 1 Chapter 4 | 5th Maths, 5th Maths : Term 1 Unit 4 : Measurements
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