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Unit Conversions Worksheet - Class 7 Mathematics | Step-by-Step Answers & Quick Revision Guide

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T kg g mg 
× 1000 × 1000 × 1000 
÷ 1000 ÷ 1000 ÷ 1000 
Metric Unit Conversions
Name:  Date:  
Units of Mass 
Convert the following metric units of mass: 
a.  5000g    = _________ kg
b.  7 T          = _________ kg
c.  1500 mg = _________ g
d.  0.2 kg     = _________ g
e.  1.6 g        = _________ mg
 
f.   1450 g    = _________ kg
g.  1.85 kg    = _________ g
h.  9.8 T       = _________ kg
i.   850 kg    = _________ T
j.  0.008 T        = _________ g
k.  4.56 g         = _________ mg
l.  0.0014 kg    = _________ mg
m.  14500 mg = _________ kg
n.  18.5 kg       = _________ T
o.   0.025T     = _________ kg
p.  0.001 kg    = _________ mg
q.  96 kg        = _________ T
r.   16000 mg = _________ kg
Page 2


T kg g mg 
× 1000 × 1000 × 1000 
÷ 1000 ÷ 1000 ÷ 1000 
Metric Unit Conversions
Name:  Date:  
Units of Mass 
Convert the following metric units of mass: 
a.  5000g    = _________ kg
b.  7 T          = _________ kg
c.  1500 mg = _________ g
d.  0.2 kg     = _________ g
e.  1.6 g        = _________ mg
 
f.   1450 g    = _________ kg
g.  1.85 kg    = _________ g
h.  9.8 T       = _________ kg
i.   850 kg    = _________ T
j.  0.008 T        = _________ g
k.  4.56 g         = _________ mg
l.  0.0014 kg    = _________ mg
m.  14500 mg = _________ kg
n.  18.5 kg       = _________ T
o.   0.025T     = _________ kg
p.  0.001 kg    = _________ mg
q.  96 kg        = _________ T
r.   16000 mg = _________ kg
T kg g mg 
× 1000 × 1000 × 1000 
÷ 1000 ÷ 1000 ÷ 1000 
Metric Unit Conversions
Name:  Date:  
Units of Mass 
Convert the following metric units of mass: 
a.  5000g    = _________ kg
b.  7 T          = _________ kg
c.  1500 mg = _________ g
d.  0.2 kg     = _________ g
e.  1.6 g        = _________ mg
 
f.   1450 g    = _________ kg
g.  1.85 kg    = _________ g
h.  9.8 T       = _________ kg
i.   850 kg    = _________ T
j.  0.008 T        = _________ g
k.  4.56 g         = _________ mg
l.  0.0014 kg    = _________ mg
m.  14500 mg = _________ kg
n.  18.5 kg       = _________ T
o.   0.025 T     = _________ kg
p.  0.001 kg    = _________ mg
q.  96 kg        = _________ T
r.   16000 mg = _________ kg
5
7000
1.5
200
1600
1.45
1850
9800
0.85
8000
4560
1400
0.0145
0.0185
25
1000
0.096
0.016
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FAQs on Unit Conversions Worksheet - Class 7 Mathematics - Step-by-Step Answers & Quick Revision Guide

1. What are unit conversions and why are they important in mathematics?
Ans. Unit conversions involve changing a quantity from one unit of measurement to another, such as converting kilometers to miles or liters to gallons. They are important in mathematics because they allow us to compare different measurements, solve real-life problems, and ensure accuracy in calculations.
2. How do you convert between different units of measurement?
Ans. To convert between different units, you can use conversion factors, which are ratios that express how many of one unit are equal to another unit. For example, to convert inches to centimeters, you can use the factor of 2.54 (1 inch = 2.54 centimeters). Multiply the quantity in the original unit by the conversion factor to get the equivalent measurement.
3. Can you provide examples of common unit conversions that students should know?
Ans. Yes! Common unit conversions include: - Length: 1 meter = 100 centimeters, 1 kilometer = 0.621 miles - Volume: 1 liter = 1000 milliliters, 1 gallon = 3.785 liters - Weight: 1 kilogram = 1000 grams, 1 pound = 16 ounces. Knowing these conversions helps in everyday situations like cooking, traveling, and measuring distances.
4. What strategies can help students remember unit conversions more easily?
Ans. Students can use mnemonic devices, such as creating a phrase to remember the order of units. Flashcards with conversion factors can also be helpful for quick practice. Additionally, practicing word problems that require unit conversions can reinforce understanding and retention.
5. How can unit conversion skills be applied in real-life situations?
Ans. Unit conversion skills are widely applicable in everyday life. For example, when cooking, you may need to convert measurements from cups to ounces. When traveling, understanding distances in kilometers versus miles can help with navigation. In science, converting between metric and imperial units is essential for experiments and data analysis.
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