Long division practice worksheet with decimal numbers and whole number divisors.
Worksheet titled "Long Division Divisor with Decimals Using Whole Numbers" featuring 12 long division problems with decimal numbers and whole number divisors.
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Step-by-step solution for: Long Division Worksheets -Worksheets Library
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Show Answer Key & Explanations
Step-by-step solution for: Long Division Worksheets -Worksheets Library
Problem Overview:
The task involves solving division problems where the divisor is a whole number, and the dividend includes decimals. The goal is to perform long division while handling the decimal points correctly.
Steps to Solve Each Problem:
1. Ignore the Decimal Point Initially: Perform the division as if both numbers were whole numbers.
2. Place the Decimal Point: Once the division is complete, place the decimal point in the quotient directly above the decimal point in the dividend.
3. Continue Dividing: If there are remaining digits after the decimal point, continue dividing until you reach the desired precision or the remainder is zero.
Solutions:
#### Problem 1: \( 6 \div 14.37 \)
- Treat it as \( 6 \div 1437 \) (ignoring the decimal).
- Perform long division:
- \( 6 \) goes into \( 14 \) twice (\( 2 \times 6 = 12 \)).
- Subtract \( 12 \) from \( 14 \) to get \( 2 \).
- Bring down the next digit (\( 3 \)) to make it \( 23 \).
- \( 6 \) goes into \( 23 \) three times (\( 3 \times 6 = 18 \)).
- Subtract \( 18 \) from \( 23 \) to get \( 5 \).
- Bring down the next digit (\( 7 \)) to make it \( 57 \).
- \( 6 \) goes into \( 57 \) nine times (\( 9 \times 6 = 54 \)).
- Subtract \( 54 \) from \( 57 \) to get \( 3 \).
- Quotient: \( 2.39 \) (rounded to two decimal places).
Answer: \( 2.39 \)
#### Problem 2: \( 9 \div 62.91 \)
- Treat it as \( 9 \div 6291 \).
- Perform long division:
- \( 9 \) goes into \( 62 \) six times (\( 6 \times 9 = 54 \)).
- Subtract \( 54 \) from \( 62 \) to get \( 8 \).
- Bring down the next digit (\( 9 \)) to make it \( 89 \).
- \( 9 \) goes into \( 89 \) nine times (\( 9 \times 9 = 81 \)).
- Subtract \( 81 \) from \( 89 \) to get \( 8 \).
- Bring down the next digit (\( 1 \)) to make it \( 81 \).
- \( 9 \) goes into \( 81 \) nine times (\( 9 \times 9 = 81 \)).
- Subtract \( 81 \) from \( 81 \) to get \( 0 \).
- Quotient: \( 6.99 \).
Answer: \( 6.99 \)
#### Problem 3: \( 7 \div 34.51 \)
- Treat it as \( 7 \div 3451 \).
- Perform long division:
- \( 7 \) goes into \( 34 \) four times (\( 4 \times 7 = 28 \)).
- Subtract \( 28 \) from \( 34 \) to get \( 6 \).
- Bring down the next digit (\( 5 \)) to make it \( 65 \).
- \( 7 \) goes into \( 65 \) nine times (\( 9 \times 7 = 63 \)).
- Subtract \( 63 \) from \( 65 \) to get \( 2 \).
- Bring down the next digit (\( 1 \)) to make it \( 21 \).
- \( 7 \) goes into \( 21 \) three times (\( 3 \times 7 = 21 \)).
- Subtract \( 21 \) from \( 21 \) to get \( 0 \).
- Quotient: \( 4.93 \).
Answer: \( 4.93 \)
#### Problem 4: \( 3 \div 76.98 \)
- Treat it as \( 3 \div 7698 \).
- Perform long division:
- \( 3 \) goes into \( 76 \) twenty-five times (\( 25 \times 3 = 75 \)).
- Subtract \( 75 \) from \( 76 \) to get \( 1 \).
- Bring down the next digit (\( 9 \)) to make it \( 19 \).
- \( 3 \) goes into \( 19 \) six times (\( 6 \times 3 = 18 \)).
- Subtract \( 18 \) from \( 19 \) to get \( 1 \).
- Bring down the next digit (\( 8 \)) to make it \( 18 \).
- \( 3 \) goes into \( 18 \) six times (\( 6 \times 3 = 18 \)).
- Subtract \( 18 \) from \( 18 \) to get \( 0 \).
- Quotient: \( 25.66 \).
Answer: \( 25.66 \)
#### Problem 5: \( 5 \div 23.82 \)
- Treat it as \( 5 \div 2382 \).
- Perform long division:
- \( 5 \) goes into \( 23 \) four times (\( 4 \times 5 = 20 \)).
- Subtract \( 20 \) from \( 23 \) to get \( 3 \).
- Bring down the next digit (\( 8 \)) to make it \( 38 \).
- \( 5 \) goes into \( 38 \) seven times (\( 7 \times 5 = 35 \)).
- Subtract \( 35 \) from \( 38 \) to get \( 3 \).
- Bring down the next digit (\( 2 \)) to make it \( 32 \).
- \( 5 \) goes into \( 32 \) six times (\( 6 \times 5 = 30 \)).
- Subtract \( 30 \) from \( 32 \) to get \( 2 \).
- Quotient: \( 4.76 \).
Answer: \( 4.76 \)
#### Problem 6: \( 4 \div 23.82 \)
- Treat it as \( 4 \div 2382 \).
- Perform long division:
- \( 4 \) goes into \( 23 \) five times (\( 5 \times 4 = 20 \)).
- Subtract \( 20 \) from \( 23 \) to get \( 3 \).
- Bring down the next digit (\( 8 \)) to make it \( 38 \).
- \( 4 \) goes into \( 38 \) nine times (\( 9 \times 4 = 36 \)).
- Subtract \( 36 \) from \( 38 \) to get \( 2 \).
- Bring down the next digit (\( 2 \)) to make it \( 22 \).
- \( 4 \) goes into \( 22 \) five times (\( 5 \times 4 = 20 \)).
- Subtract \( 20 \) from \( 22 \) to get \( 2 \).
- Quotient: \( 5.95 \).
Answer: \( 5.95 \)
#### Problem 7: \( 2 \div 32.67 \)
- Treat it as \( 2 \div 3267 \).
- Perform long division:
- \( 2 \) goes into \( 32 \) sixteen times (\( 16 \times 2 = 32 \)).
- Subtract \( 32 \) from \( 32 \) to get \( 0 \).
- Bring down the next digit (\( 6 \)) to make it \( 6 \).
- \( 2 \) goes into \( 6 \) three times (\( 3 \times 2 = 6 \)).
- Subtract \( 6 \) from \( 6 \) to get \( 0 \).
- Bring down the next digit (\( 7 \)) to make it \( 7 \).
- \( 2 \) goes into \( 7 \) three times (\( 3 \times 2 = 6 \)).
- Subtract \( 6 \) from \( 7 \) to get \( 1 \).
- Quotient: \( 16.33 \).
Answer: \( 16.33 \)
#### Problem 8: \( 6 \div 54.96 \)
- Treat it as \( 6 \div 5496 \).
- Perform long division:
- \( 6 \) goes into \( 54 \) nine times (\( 9 \times 6 = 54 \)).
- Subtract \( 54 \) from \( 54 \) to get \( 0 \).
- Bring down the next digit (\( 9 \)) to make it \( 9 \).
- \( 6 \) goes into \( 9 \) one time (\( 1 \times 6 = 6 \)).
- Subtract \( 6 \) from \( 9 \) to get \( 3 \).
- Bring down the next digit (\( 6 \)) to make it \( 36 \).
- \( 6 \) goes into \( 36 \) six times (\( 6 \times 6 = 36 \)).
- Subtract \( 36 \) from \( 36 \) to get \( 0 \).
- Quotient: \( 9.16 \).
Answer: \( 9.16 \)
#### Problem 9: \( 5 \div 56.34 \)
- Treat it as \( 5 \div 5634 \).
- Perform long division:
- \( 5 \) goes into \( 56 \) eleven times (\( 11 \times 5 = 55 \)).
- Subtract \( 55 \) from \( 56 \) to get \( 1 \).
- Bring down the next digit (\( 3 \)) to make it \( 13 \).
- \( 5 \) goes into \( 13 \) two times (\( 2 \times 5 = 10 \)).
- Subtract \( 10 \) from \( 13 \) to get \( 3 \).
- Bring down the next digit (\( 4 \)) to make it \( 34 \).
- \( 5 \) goes into \( 34 \) six times (\( 6 \times 5 = 30 \)).
- Subtract \( 30 \) from \( 34 \) to get \( 4 \).
- Quotient: \( 11.26 \).
Answer: \( 11.26 \)
#### Problem 10: \( 8 \div 79.56 \)
- Treat it as \( 8 \div 7956 \).
- Perform long division:
- \( 8 \) goes into \( 79 \) nine times (\( 9 \times 8 = 72 \)).
- Subtract \( 72 \) from \( 79 \) to get \( 7 \).
- Bring down the next digit (\( 5 \)) to make it \( 75 \).
- \( 8 \) goes into \( 75 \) nine times (\( 9 \times 8 = 72 \)).
- Subtract \( 72 \) from \( 75 \) to get \( 3 \).
- Bring down the next digit (\( 6 \)) to make it \( 36 \).
- \( 8 \) goes into \( 36 \) four times (\( 4 \times 8 = 32 \)).
- Subtract \( 32 \) from \( 36 \) to get \( 4 \).
- Quotient: \( 9.94 \).
Answer: \( 9.94 \)
#### Problem 11: \( 7 \div 45.29 \)
- Treat it as \( 7 \div 4529 \).
- Perform long division:
- \( 7 \) goes into \( 45 \) six times (\( 6 \times 7 = 42 \)).
- Subtract \( 42 \) from \( 45 \) to get \( 3 \).
- Bring down the next digit (\( 2 \)) to make it \( 32 \).
- \( 7 \) goes into \( 32 \) four times (\( 4 \times 7 = 28 \)).
- Subtract \( 28 \) from \( 32 \) to get \( 4 \).
- Bring down the next digit (\( 9 \)) to make it \( 49 \).
- \( 7 \) goes into \( 49 \) seven times (\( 7 \times 7 = 49 \)).
- Subtract \( 49 \) from \( 49 \) to get \( 0 \).
- Quotient: \( 6.47 \).
Answer: \( 6.47 \)
#### Problem 12: \( 3 \div 52.89 \)
- Treat it as \( 3 \div 5289 \).
- Perform long division:
- \( 3 \) goes into \( 52 \) seventeen times (\( 17 \times 3 = 51 \)).
- Subtract \( 51 \) from \( 52 \) to get \( 1 \).
- Bring down the next digit (\( 8 \)) to make it \( 18 \).
- \( 3 \) goes into \( 18 \) six times (\( 6 \times 3 = 18 \)).
- Subtract \( 18 \) from \( 18 \) to get \( 0 \).
- Bring down the next digit (\( 9 \)) to make it \( 9 \).
- \( 3 \) goes into \( 9 \) three times (\( 3 \times 3 = 9 \)).
- Subtract \( 9 \) from \( 9 \) to get \( 0 \).
- Quotient: \( 17.63 \).
Answer: \( 17.63 \)
Final Answers:
\[
\boxed{
\begin{array}{cccc}
1. & 2.39 & 2. & 6.99 \\
3. & 4.93 & 4. & 25.66 \\
5. & 4.76 & 6. & 5.95 \\
7. & 16.33 & 8. & 9.16 \\
9. & 11.26 & 10. & 9.94 \\
11. & 6.47 & 12. & 17.63 \\
\end{array}
}
\]
Parent Tip: Review the logic above to help your child master the concept of 7th grade division worksheet.