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Conversion: Inches and Centimetres

In this worksheet, students convert given measurements (from inches to cm or cm to inches) using readings from a conversion graph.

'Conversion: Inches and Centimetres' worksheet

Key stage:  KS 2

Curriculum topic:  Measurement

Curriculum subtopic:  Convert Between Standard Units

Difficulty level:  

Worksheet Overview

QUESTION 1 of 10

In this worksheet, convert measurements using a conversion graph.

Conversion graph

 

For Example

10 inches is the same as 25 cm.  Plot this point on the graph. Join it to the origin. Use the straight line to convert the following measurements.


Follow the instructions below.
Plot this point on the graph. 
Join it to the origin (0,0)
Use it to convert these measurements:

Question:

25 cm  = ___________ inches

15 cm  = ___________ inches

 

Answer:

25 cm  =    10     inches

15 cm  =      6      inches

Conversion graph

 

Use this conversion graph to make the conversion.

5 cm  = ___________ inches

Conversion graph

 Use this conversion graph to convert 6 inches to cm.

 

6 inches  = ___________ cm

 

Conversion graph

 

Use the conversion graph to convert 35 cm to inches.

35 cm  = ___________ inches

Conversion graph

 

Convert 4 inches to cm, using the conversion graph.

 

4 inches  = ___________ cm

Conversion graph

 

Use the conversion graph, to convert 12 inches to cm.

12 inches  = ___________ cm

Conversion graph

 

Convert 40 cm to inches using this conversion graph.

 

40 cm  = ___________ inches

Conversion graph

 

Convert 8 inches to cm using this conversion graph.

 

8 inches  = ___________ cm

Conversion graph

 

Convert 25 cm to inches using this conversion graph.

 

25 cm  = ___________ inches

Conversion graph

 

Convert 30 cm to inches using this conversion graph.

 

30 cm  = ___________ inches

Conversion graph

 

Convert 20 cm to inches using this conversion graph.

 

20 cm  = ___________ inches

  • Question 1

Conversion graph

 

Use this conversion graph to make the conversion.

5 cm  = ___________ inches

CORRECT ANSWER
2
EDDIE SAYS
Find 5 cm on the y-axis where it meets the line on the graph. From here, follow down to the x-axis to find 2 inches. 5 cm = 2 inches
  • Question 2

Conversion graph

 Use this conversion graph to convert 6 inches to cm.

 

6 inches  = ___________ cm

 

CORRECT ANSWER
15
EDDIE SAYS
Find 6 inches on the x-axis and move up to where it meets the line on the graph. From here, follow left to the y-axis to find 15 cm. 6 inches = 15 cm
  • Question 3

Conversion graph

 

Use the conversion graph to convert 35 cm to inches.

35 cm  = ___________ inches

CORRECT ANSWER
14
EDDIE SAYS
Find 35 cm on the y-axis where it meets the line on the graph. From here, follow down to the x-axis to find 14 inches. 35 cm = 14 inches
  • Question 4

Conversion graph

 

Convert 4 inches to cm, using the conversion graph.

 

4 inches  = ___________ cm

CORRECT ANSWER
10
EDDIE SAYS
Find 4 inches on the x-axis and move up to where it meets the line on the graph. From here, follow left to the y-axis to find 10 cm. 4 inches = 10 cm
  • Question 5

Conversion graph

 

Use the conversion graph, to convert 12 inches to cm.

12 inches  = ___________ cm

CORRECT ANSWER
30
EDDIE SAYS
Find 12 inches on the x-axis and move up to where it meets the line on the graph. From here, follow left to the y-axis to find 30 cm. 12 inches = 30 cm
  • Question 6

Conversion graph

 

Convert 40 cm to inches using this conversion graph.

 

40 cm  = ___________ inches

CORRECT ANSWER
16
EDDIE SAYS
Find 40 cm on the y-axis where it meets the line on the graph. From here, follow down to the x-axis to find 16 inches. 40 cm = 16 inches
  • Question 7

Conversion graph

 

Convert 8 inches to cm using this conversion graph.

 

8 inches  = ___________ cm

CORRECT ANSWER
20
EDDIE SAYS
Find 8 inches on the x-axis and move up to where it meets the line on the graph. From here, follow left to the y-axis to find 20 cm. 8 inches = 20 cm
  • Question 8

Conversion graph

 

Convert 25 cm to inches using this conversion graph.

 

25 cm  = ___________ inches

CORRECT ANSWER
10
EDDIE SAYS
Find 25 cm on the y-axis where it meets the line on the graph. From here, follow down to the x-axis to find 10 inches. 25 cm = 10 inches
  • Question 9

Conversion graph

 

Convert 30 cm to inches using this conversion graph.

 

30 cm  = ___________ inches

CORRECT ANSWER
12
EDDIE SAYS
Find 30 cm on the y-axis where it meets the line on the graph. From here, follow down to the x-axis to find 12 inches. 30 cm = 12 inches
  • Question 10

Conversion graph

 

Convert 20 cm to inches using this conversion graph.

 

20 cm  = ___________ inches

CORRECT ANSWER
8
EDDIE SAYS
Find 20 cm on the y-axis where it meets the line on the graph. From here, follow down to the x-axis to find 8 inches. 20 cm = 8 inches
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