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Maths · Grade 2 · Set A
Reading a ruler
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A
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Goal: 15 min
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Remember: Start at the first end of the thing. Count the spaces, not the marks. If it does not start at zero, count from where it starts.

Start at zero

1
How long is the pencil, in centimeters?
2
How long is the crayon, in inches?
3
Measure the other pencil. How many centimeters long is it?
4
Which pencil is 5 cm long?
A
B
C
5
The crayon is 6 inches long.
TrueFalse

Not starting at zero

6
The crayon starts at 2 and ends at 8. How long is it, in inches?
7
The pencil starts at 3 and ends at 10. How long is it, in centimeters?
8
The pencil starts at 2 and ends at 9, so it is 9 cm long.
TrueFalse
9
Zed says the pencil is 6 cm long. Is Zed right?
Yes, it ends at 6No, it starts at 1, so it is 5 cm long
10
The ribbon starts at 0 and ends at 25. How many centimeters long is it?
11
How many centimeters longer is pencil A than pencil B?
12
Draw a pencil 7 cm long on the ruler. Start at 0.
13
A crayon starts at 3 on the ruler and ends at 9. Write how you find how long it is.
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Answer key · Set A
Reading a ruler
16 The pencil starts at 0 and ends at 6. Count the spaces: 6.
24 The crayon starts at 0 and ends at 4 inches.
39 It ends at 9 and starts at 0, so it is 9 centimeters long.
4C Start at 0 and count to the end. Pencil C ends at 5.
5True It starts at 0 and ends at 6 inches.
66 Count the spaces from 2 to 8: 6. Or take away: 8 - 2 = 6.
77 Count the spaces from 3 to 10: 7. Or take away: 10 - 3 = 7.
8False It starts at 2, not at zero. From 2 to 9 is 7 spaces, so it is 7 cm long.
9No, it starts at 1, so it is 5 cm long Zed read where it ends. The pencil starts at 1, so count the spaces from 1 to 6: 5.
1025 The ribbon ends at 25 on a ruler that starts at 0, so it is 25 cm long.
114 A is 9 cm and B is 5 cm. 9 - 5 = 4.
13Your own words: a grown-up reads it.
Mark each answer, count the right ones and write the score on the sheet.