Dividing Polynomials Worksheets - Free Printable
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Step-by-step solution for: Dividing Polynomials Worksheets
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Show Answer Key & Explanations
Step-by-step solution for: Dividing Polynomials Worksheets
Let's solve each of the monomial division problems step by step. The goal is to divide one monomial by another, simplifying using the rules of exponents.
---
- When dividing powers with the same base:
$$
\frac{a^m}{a^n} = a^{m-n}
$$
- Coefficients (numbers) are divided normally.
- Variables are simplified using exponent rules.
---
Now, let’s solve each problem:
---
1) $ \frac{32x^4y^5}{-16x^2y^3} $
- Divide coefficients: $ \frac{32}{-16} = -2 $
- Divide variables:
- $ x^4 / x^2 = x^{4-2} = x^2 $
- $ y^5 / y^3 = y^{5-3} = y^2 $
- Final answer: $ -2x^2y^2 $
✔ Answer: $ -2x^2y^2 $
---
2) $ \frac{-8xy^2}{(-2xy)^2} $
First, simplify the denominator:
- $ (-2xy)^2 = (-2)^2 \cdot x^2 \cdot y^2 = 4x^2y^2 $
Now divide:
- $ \frac{-8xy^2}{4x^2y^2} $
- Coefficients: $ \frac{-8}{4} = -2 $
- $ x / x^2 = x^{1-2} = x^{-1} = \frac{1}{x} $
- $ y^2 / y^2 = y^{0} = 1 $
- So result: $ -2 \cdot \frac{1}{x} = -\frac{2}{x} $
✔ Answer: $ -\frac{2}{x} $
---
3) $ \frac{-32m^3n^2}{-4n^2} $
- Coefficients: $ \frac{-32}{-4} = 8 $
- $ m^3 $ stays (no m in denominator)
- $ n^2 / n^2 = n^{0} = 1 $
- So result: $ 8m^3 $
✔ Answer: $ 8m^3 $
---
4) $ \frac{pq^2r^4}{-q^3r^2} $
- Coefficients: $ \frac{1}{-1} = -1 $
- $ p $: no match → stays
- $ q^2 / q^3 = q^{2-3} = q^{-1} = \frac{1}{q} $
- $ r^4 / r^2 = r^{4-2} = r^2 $
- Combine: $ -p \cdot \frac{1}{q} \cdot r^2 = -\frac{pr^2}{q} $
✔ Answer: $ -\frac{pr^2}{q} $
---
5) $ \frac{60x^7y^6}{15x^2y^6} $
- Coefficients: $ \frac{60}{15} = 4 $
- $ x^7 / x^2 = x^{5} $
- $ y^6 / y^6 = y^0 = 1 $
- Result: $ 4x^5 $
✔ Answer: $ 4x^5 $
---
6) $ \frac{16a^7b^5}{-24a^4b^3} $
- Coefficients: $ \frac{16}{-24} = -\frac{2}{3} $
- $ a^7 / a^4 = a^{3} $
- $ b^5 / b^3 = b^{2} $
- Result: $ -\frac{2}{3}a^3b^2 $
✔ Answer: $ -\frac{2}{3}a^3b^2 $
---
7) $ \frac{54pq^2}{-9q^2} $
- Coefficients: $ \frac{54}{-9} = -6 $
- $ p $: no match → stays
- $ q^2 / q^2 = 1 $
- Result: $ -6p $
✔ Answer: $ -6p $
---
8) $ \frac{x^6}{x^2 \cdot (-4)} $
Wait — this expression is written as $ \frac{x^6}{x^2 \cdot (-4)} $. Let's clarify:
This means:
$$
\frac{x^6}{-4x^2}
$$
- Coefficients: $ \frac{1}{-4} = -\frac{1}{4} $
- $ x^6 / x^2 = x^{4} $
- Result: $ -\frac{1}{4}x^4 $
✔ Answer: $ -\frac{1}{4}x^4 $
---
9) $ \frac{75x^6y^4}{-3x^2} $
- Coefficients: $ \frac{75}{-3} = -25 $
- $ x^6 / x^2 = x^4 $
- $ y^4 $ remains (no y in denominator)
- Result: $ -25x^4y^4 $
✔ Answer: $ -25x^4y^4 $
---
10) $ \frac{42g^2h^3}{-6gh^4} $
- Coefficients: $ \frac{42}{-6} = -7 $
- $ g^2 / g = g^{1} $
- $ h^3 / h^4 = h^{-1} = \frac{1}{h} $
- Result: $ -7g \cdot \frac{1}{h} = -\frac{7g}{h} $
✔ Answer: $ -\frac{7g}{h} $
---
1) $ -2x^2y^2 $
2) $ -\frac{2}{x} $
3) $ 8m^3 $
4) $ -\frac{pr^2}{q} $
5) $ 4x^5 $
6) $ -\frac{2}{3}a^3b^2 $
7) $ -6p $
8) $ -\frac{1}{4}x^4 $
9) $ -25x^4y^4 $
10) $ -\frac{7g}{h} $
Let me know if you'd like these formatted neatly or explained further!
---
Rules to Remember:
- When dividing powers with the same base:
$$
\frac{a^m}{a^n} = a^{m-n}
$$
- Coefficients (numbers) are divided normally.
- Variables are simplified using exponent rules.
---
Now, let’s solve each problem:
---
1) $ \frac{32x^4y^5}{-16x^2y^3} $
- Divide coefficients: $ \frac{32}{-16} = -2 $
- Divide variables:
- $ x^4 / x^2 = x^{4-2} = x^2 $
- $ y^5 / y^3 = y^{5-3} = y^2 $
- Final answer: $ -2x^2y^2 $
✔ Answer: $ -2x^2y^2 $
---
2) $ \frac{-8xy^2}{(-2xy)^2} $
First, simplify the denominator:
- $ (-2xy)^2 = (-2)^2 \cdot x^2 \cdot y^2 = 4x^2y^2 $
Now divide:
- $ \frac{-8xy^2}{4x^2y^2} $
- Coefficients: $ \frac{-8}{4} = -2 $
- $ x / x^2 = x^{1-2} = x^{-1} = \frac{1}{x} $
- $ y^2 / y^2 = y^{0} = 1 $
- So result: $ -2 \cdot \frac{1}{x} = -\frac{2}{x} $
✔ Answer: $ -\frac{2}{x} $
---
3) $ \frac{-32m^3n^2}{-4n^2} $
- Coefficients: $ \frac{-32}{-4} = 8 $
- $ m^3 $ stays (no m in denominator)
- $ n^2 / n^2 = n^{0} = 1 $
- So result: $ 8m^3 $
✔ Answer: $ 8m^3 $
---
4) $ \frac{pq^2r^4}{-q^3r^2} $
- Coefficients: $ \frac{1}{-1} = -1 $
- $ p $: no match → stays
- $ q^2 / q^3 = q^{2-3} = q^{-1} = \frac{1}{q} $
- $ r^4 / r^2 = r^{4-2} = r^2 $
- Combine: $ -p \cdot \frac{1}{q} \cdot r^2 = -\frac{pr^2}{q} $
✔ Answer: $ -\frac{pr^2}{q} $
---
5) $ \frac{60x^7y^6}{15x^2y^6} $
- Coefficients: $ \frac{60}{15} = 4 $
- $ x^7 / x^2 = x^{5} $
- $ y^6 / y^6 = y^0 = 1 $
- Result: $ 4x^5 $
✔ Answer: $ 4x^5 $
---
6) $ \frac{16a^7b^5}{-24a^4b^3} $
- Coefficients: $ \frac{16}{-24} = -\frac{2}{3} $
- $ a^7 / a^4 = a^{3} $
- $ b^5 / b^3 = b^{2} $
- Result: $ -\frac{2}{3}a^3b^2 $
✔ Answer: $ -\frac{2}{3}a^3b^2 $
---
7) $ \frac{54pq^2}{-9q^2} $
- Coefficients: $ \frac{54}{-9} = -6 $
- $ p $: no match → stays
- $ q^2 / q^2 = 1 $
- Result: $ -6p $
✔ Answer: $ -6p $
---
8) $ \frac{x^6}{x^2 \cdot (-4)} $
Wait — this expression is written as $ \frac{x^6}{x^2 \cdot (-4)} $. Let's clarify:
This means:
$$
\frac{x^6}{-4x^2}
$$
- Coefficients: $ \frac{1}{-4} = -\frac{1}{4} $
- $ x^6 / x^2 = x^{4} $
- Result: $ -\frac{1}{4}x^4 $
✔ Answer: $ -\frac{1}{4}x^4 $
---
9) $ \frac{75x^6y^4}{-3x^2} $
- Coefficients: $ \frac{75}{-3} = -25 $
- $ x^6 / x^2 = x^4 $
- $ y^4 $ remains (no y in denominator)
- Result: $ -25x^4y^4 $
✔ Answer: $ -25x^4y^4 $
---
10) $ \frac{42g^2h^3}{-6gh^4} $
- Coefficients: $ \frac{42}{-6} = -7 $
- $ g^2 / g = g^{1} $
- $ h^3 / h^4 = h^{-1} = \frac{1}{h} $
- Result: $ -7g \cdot \frac{1}{h} = -\frac{7g}{h} $
✔ Answer: $ -\frac{7g}{h} $
---
✔ Final Answers:
1) $ -2x^2y^2 $
2) $ -\frac{2}{x} $
3) $ 8m^3 $
4) $ -\frac{pr^2}{q} $
5) $ 4x^5 $
6) $ -\frac{2}{3}a^3b^2 $
7) $ -6p $
8) $ -\frac{1}{4}x^4 $
9) $ -25x^4y^4 $
10) $ -\frac{7g}{h} $
Let me know if you'd like these formatted neatly or explained further!
Parent Tip: Review the logic above to help your child master the concept of division of polynomials worksheet with answer.