What number am I worksheets - Math Worksheets - MathsDiary.com - Free Printable

Let's solve each problem step by step:

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Left Column:

#### Problem 1:
- I am more than 10 and less than 20.
- If you count in 5's, you will find me.
- What number am I?

Solution:
- Numbers between 10 and 20 are: 11, 12, 13, 14, 15, 16, 17, 18, 19.
- Counting in 5's means the number must be a multiple of 5.
- The only multiple of 5 between 10 and 20 is 15.

Answer: 15

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#### Problem 2:
- I am an odd number between 25 and 30.
- You can divide me by 3.
- What number am I?

Solution:
- Odd numbers between 25 and 30 are: 27, 29.
- Check divisibility by 3:
- 27 ÷ 3 = 9 (divisible)
- 29 ÷ 3 = 9.67 (not divisible)
- The only odd number divisible by 3 is 27.

Answer: 27

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#### Problem 3:
- I am a number between 40 and 60.
- I am the half of one hundred.
- What number am I?

Solution:
- Half of one hundred is \( \frac{100}{2} = 50 \).
- 50 is between 40 and 60.

Answer: 50

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#### Problem 4:
- I am more than 35 and less than 40.
- If you count in 9's, you will find me.
- What number am I?

Solution:
- Numbers between 35 and 40 are: 36, 37, 38, 39.
- Counting in 9's means the number must be a multiple of 9.
- The only multiple of 9 between 35 and 40 is 36.

Answer: 36

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#### Problem 5:
- I am an even number between 39 and 50.
- You can divide me by 7.
- What number am I?

Solution:
- Even numbers between 39 and 50 are: 40, 42, 44, 46, 48.
- Check divisibility by 7:
- 40 ÷ 7 = 5.71 (not divisible)
- 42 ÷ 7 = 6 (divisible)
- 44 ÷ 7 = 6.29 (not divisible)
- 46 ÷ 7 = 6.57 (not divisible)
- 48 ÷ 7 = 6.86 (not divisible)
- The only even number divisible by 7 is 42.

Answer: 42

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Right Column:

#### Problem 1:
- I am a number between 0 and 20.
- I am the half of 12.
- What number am I?

Solution:
- Half of 12 is \( \frac{12}{2} = 6 \).
- 6 is between 0 and 20.

Answer: 6

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#### Problem 2:
- I am a number between 15 and 20.
- If you count in 3's, you will find me.
- What number am I?

Solution:
- Numbers between 15 and 20 are: 16, 17, 18, 19.
- Counting in 3's means the number must be a multiple of 3.
- The only multiple of 3 between 15 and 20 is 18.

Answer: 18

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#### Problem 3:
- I am an odd number.
- I am 7 more than the sum of 2 and 8.
- What number am I?

Solution:
- Sum of 2 and 8 is \( 2 + 8 = 10 \).
- 7 more than 10 is \( 10 + 7 = 17 \).
- 17 is an odd number.

Answer: 17

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#### Problem 4:
- You will find me if you subtract 25 from the sum of 20 and 80.
- What number am I?

Solution:
- Sum of 20 and 80 is \( 20 + 80 = 100 \).
- Subtract 25 from 100: \( 100 - 25 = 75 \).

Answer: 75

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#### Problem 5:
- I am more than 20 and less than the sum of 18 and 12.
- You can divide me by 5.
- What number am I?

Solution:
- Sum of 18 and 12 is \( 18 + 12 = 30 \).
- Numbers between 20 and 30 are: 21, 22, 23, 24, 25, 26, 27, 28, 29.
- Check divisibility by 5:
- 21 ÷ 5 = 4.2 (not divisible)
- 22 ÷ 5 = 4.4 (not divisible)
- 23 ÷ 5 = 4.6 (not divisible)
- 24 ÷ 5 = 4.8 (not divisible)
- 25 ÷ 5 = 5 (divisible)
- 26 ÷ 5 = 5.2 (not divisible)
- 27 ÷ 5 = 5.4 (not divisible)
- 28 ÷ 5 = 5.6 (not divisible)
- 29 ÷ 5 = 5.8 (not divisible)
- The only number divisible by 5 is 25.

Answer: 25

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Final Answers:

- Left Column: 15, 27, 50, 36, 42
- Right Column: 6, 18, 17, 75, 25

Boxed Final Answer:
\[
\boxed{15, 27, 50, 36, 42, 6, 18, 17, 75, 25}
\]