# 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.

Key stage:  KS 2

Curriculum topic:   Measurement

Curriculum subtopic:   Convert Between Standard Units

Difficulty level:

### QUESTION 1 of 10

In this worksheet, convert measurements using a 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

Use this conversion graph to make the conversion.

5 cm  = ___________ inches

Use this conversion graph to convert 6 inches to cm.

6 inches  = ___________ cm

Use the conversion graph to convert 35 cm to inches.

35 cm  = ___________ inches

Convert 4 inches to cm, using the conversion graph.

4 inches  = ___________ cm

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

12 inches  = ___________ cm

Convert 40 cm to inches using this conversion graph.

40 cm  = ___________ inches

Convert 8 inches to cm using this conversion graph.

8 inches  = ___________ cm

Convert 25 cm to inches using this conversion graph.

25 cm  = ___________ inches

Convert 30 cm to inches using this conversion graph.

30 cm  = ___________ inches

Convert 20 cm to inches using this conversion graph.

20 cm  = ___________ inches

• Question 1

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

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

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

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

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

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

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

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

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

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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