It looks like you've uploaded a worksheet titled
"Dividing Rational Numbers" with several problems involving division of fractions, decimals, and integers. Since I can't view images directly, I’ll guide you through how to solve these types of problems step-by-step, and then walk through a few examples based on the typical format of such worksheets.
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🔧 How to Divide Rational Numbers
Rational numbers include fractions, decimals, and integers. When dividing rational numbers:
1.
Convert mixed numbers to improper fractions (if needed).
2.
Change division into multiplication by flipping the second number (the divisor) — this is called the
reciprocal.
3.
Multiply the numerators and
multiply the denominators.
4.
Simplify the result if possible.
5.
Check the sign:
- Positive ÷ Positive = Positive
- Negative ÷ Negative = Positive
- Positive ÷ Negative = Negative
- Negative ÷ Positive = Negative
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📝 Example Problems (Based on Common Worksheet Format)
Let’s assume your worksheet includes problems like:
#### 1. $ \frac{3}{4} \div \frac{2}{5} $
Step 1: Change division to multiplication by the reciprocal:
$$
\frac{3}{4} \div \frac{2}{5} = \frac{3}{4} \times \frac{5}{2}
$$
Step 2: Multiply:
$$
= \frac{3 \times 5}{4 \times 2} = \frac{15}{8}
$$
Step 3: Simplify (already simplified), convert to mixed number:
$$
= 1 \frac{7}{8}
$$
✔ Answer: $ 1 \frac{7}{8} $
---
#### 2. $ -\frac{5}{6} \div \frac{1}{3} $
Step 1: Flip the second fraction:
$$
-\frac{5}{6} \div \frac{1}{3} = -\frac{5}{6} \times \frac{3}{1}
$$
Step 2: Multiply:
$$
= -\frac{15}{6} = -\frac{5}{2}
$$
Step 3: Simplify:
$$
= -2 \frac{1}{2}
$$
✔ Answer: $ -2 \frac{1}{2} $
---
#### 3. $ 4 \div \frac{2}{3} $
Step 1: Convert 4 to a fraction: $ \frac{4}{1} $
$$
\frac{4}{1} \div \frac{2}{3} = \frac{4}{1} \times \frac{3}{2} = \frac{12}{2} = 6
$$
✔ Answer: $ 6 $
---
#### 4. $ -\frac{3}{8} \div (-\frac{1}{4}) $
Step 1: Flip the second fraction:
$$
-\frac{3}{8} \div (-\frac{1}{4}) = -\frac{3}{8} \times (-\frac{4}{1})
$$
Step 2: Multiply:
$$
= \frac{12}{8} = \frac{3}{2} = 1 \frac{1}{2}
$$
✔ Answer: $ 1 \frac{1}{2} $
---
#### 5. $ 0.6 \div 0.2 $
Step 1: Convert to fractions:
$$
0.6 = \frac{6}{10}, \quad 0.2 = \frac{2}{10}
$$
So:
$$
\frac{6}{10} \div \frac{2}{10} = \frac{6}{10} \times \frac{10}{2} = \frac{60}{20} = 3
$$
✔ Answer: $ 3 $
---
✔ General Tips:
- Always
simplify before multiplying when possible.
- Use
sign rules carefully.
- For decimals, converting to fractions often makes division easier.
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If you can
describe or list the specific problems from your image (e.g., “Problem 1: 2/3 ÷ 4/5”), I can solve them exactly for you.
Alternatively, if you’d like, you can type out the problems here, and I’ll walk you through each one!
Parent Tip: Review the logic above to help your child master the concept of multiplication and division of rational numbers worksheet.