Rounding Decimals Worksheets - 15 Worksheets Library - Free Printable
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Step-by-step solution for: Rounding Decimals Worksheets - 15 Worksheets Library
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Show Answer Key & Explanations
Step-by-step solution for: Rounding Decimals Worksheets - 15 Worksheets Library
The task in the image involves rounding decimals to the nearest whole number. Here's a step-by-step explanation of how to solve this problem:
1. Round the digit that is underlined in each decimal number.
2. Draw a straight line from the rounded digit to the corresponding letter on the face.
3. Use the key at the bottom to color the face based on the letters you connect.
- The numbers are provided with an underlined digit, which indicates the place value to round to (in this case, the tenths place).
- The face has letters placed around it, and you will draw lines from the rounded digits to these letters.
- The coloring key at the bottom tells you how to color the face based on the letters:
- G = green
- R = red
- Y = yellow
#### 1. Identify the Numbers and Underlined Digits:
The numbers given are:
- 7.848
- 2.92
- 2.895
- 6.7374
- 0.982
- 22.64
- 10.53
- 47.238
- 10.54
The underlined digits are in the tenths place (the first digit after the decimal point).
#### 2. Round Each Number:
To round to the nearest whole number, look at the digit in the tenths place:
- If it is 5 or greater, round up.
- If it is less than 5, round down.
Let’s round each number:
1. 7.848: The underlined digit is 8 (tenths place). Since 8 ≥ 5, round up.
- Rounded: 8
2. 2.92: The underlined digit is 9 (tenths place). Since 9 ≥ 5, round up.
- Rounded: 3
3. 2.895: The underlined digit is 8 (tenths place). Since 8 ≥ 5, round up.
- Rounded: 3
4. 6.7374: The underlined digit is 7 (tenths place). Since 7 ≥ 5, round up.
- Rounded: 7
5. 0.982: The underlined digit is 9 (tenths place). Since 9 ≥ 5, round up.
- Rounded: 1
6. 22.64: The underlined digit is 6 (tenths place). Since 6 ≥ 5, round up.
- Rounded: 23
7. 10.53: The underlined digit is 5 (tenths place). Since 5 = 5, round up.
- Rounded: 11
8. 47.238: The underlined digit is 2 (tenths place). Since 2 < 5, round down.
- Rounded: 47
9. 10.54: The underlined digit is 5 (tenths place). Since 5 = 5, round up.
- Rounded: 11
#### 3. Match Rounded Numbers to Letters:
The rounded numbers correspond to letters on the face:
- 8 → A
- 3 → B
- 3 → C
- 7 → D
- 1 → E
- 23 → F
- 11 → G
- 47 → H
- 11 → I
#### 4. Draw Lines and Color the Face:
Using the key:
- G = green
- R = red
- Y = yellow
From the rounded numbers:
- G (11) appears twice (letters G and I).
- B (3) appears twice (letters B and C).
- A (8), D (7), E (1), F (23), and H (47) appear once each.
#### 5. Color the Face:
- Connect the letters G and I to green.
- Connect the letters B and C to red.
- The remaining letters (A, D, E, F, H) can be colored as desired or left uncolored if no specific instructions are given.
The rounded numbers and their corresponding letters are:
- 8 → A
- 3 → B
- 3 → C
- 7 → D
- 1 → E
- 23 → F
- 11 → G
- 47 → H
- 11 → I
The final coloring would involve:
- Green for G and I.
- Red for B and C.
- Other colors as desired for the remaining letters.
$$
\boxed{\text{See the explanation above for the detailed steps.}}
$$
Instructions Recap:
1. Round the digit that is underlined in each decimal number.
2. Draw a straight line from the rounded digit to the corresponding letter on the face.
3. Use the key at the bottom to color the face based on the letters you connect.
Key Details:
- The numbers are provided with an underlined digit, which indicates the place value to round to (in this case, the tenths place).
- The face has letters placed around it, and you will draw lines from the rounded digits to these letters.
- The coloring key at the bottom tells you how to color the face based on the letters:
- G = green
- R = red
- Y = yellow
Step-by-Step Solution:
#### 1. Identify the Numbers and Underlined Digits:
The numbers given are:
- 7.848
- 2.92
- 2.895
- 6.7374
- 0.982
- 22.64
- 10.53
- 47.238
- 10.54
The underlined digits are in the tenths place (the first digit after the decimal point).
#### 2. Round Each Number:
To round to the nearest whole number, look at the digit in the tenths place:
- If it is 5 or greater, round up.
- If it is less than 5, round down.
Let’s round each number:
1. 7.848: The underlined digit is 8 (tenths place). Since 8 ≥ 5, round up.
- Rounded: 8
2. 2.92: The underlined digit is 9 (tenths place). Since 9 ≥ 5, round up.
- Rounded: 3
3. 2.895: The underlined digit is 8 (tenths place). Since 8 ≥ 5, round up.
- Rounded: 3
4. 6.7374: The underlined digit is 7 (tenths place). Since 7 ≥ 5, round up.
- Rounded: 7
5. 0.982: The underlined digit is 9 (tenths place). Since 9 ≥ 5, round up.
- Rounded: 1
6. 22.64: The underlined digit is 6 (tenths place). Since 6 ≥ 5, round up.
- Rounded: 23
7. 10.53: The underlined digit is 5 (tenths place). Since 5 = 5, round up.
- Rounded: 11
8. 47.238: The underlined digit is 2 (tenths place). Since 2 < 5, round down.
- Rounded: 47
9. 10.54: The underlined digit is 5 (tenths place). Since 5 = 5, round up.
- Rounded: 11
#### 3. Match Rounded Numbers to Letters:
The rounded numbers correspond to letters on the face:
- 8 → A
- 3 → B
- 3 → C
- 7 → D
- 1 → E
- 23 → F
- 11 → G
- 47 → H
- 11 → I
#### 4. Draw Lines and Color the Face:
Using the key:
- G = green
- R = red
- Y = yellow
From the rounded numbers:
- G (11) appears twice (letters G and I).
- B (3) appears twice (letters B and C).
- A (8), D (7), E (1), F (23), and H (47) appear once each.
#### 5. Color the Face:
- Connect the letters G and I to green.
- Connect the letters B and C to red.
- The remaining letters (A, D, E, F, H) can be colored as desired or left uncolored if no specific instructions are given.
Final Answer:
The rounded numbers and their corresponding letters are:
- 8 → A
- 3 → B
- 3 → C
- 7 → D
- 1 → E
- 23 → F
- 11 → G
- 47 → H
- 11 → I
The final coloring would involve:
- Green for G and I.
- Red for B and C.
- Other colors as desired for the remaining letters.
$$
\boxed{\text{See the explanation above for the detailed steps.}}
$$
Parent Tip: Review the logic above to help your child master the concept of fun decimal worksheet.