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Rational Numbers Operations Worksheet
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Rational Numbers Operations Worksheet
📊 Part 1: Multiple Choice Operations
1. What is (-3) + (-7)?
-10
4
10
-4
2. Calculate: 2/3 × 3/4
5/7
6/12
1/2
2/3
3. What is 25% of $80?
$15
$20
$25
$30
4. Calculate: (-2)³
-6
8
-8
6
💰 Part 2: Real-Life Financial Problems
5. A jacket costs $120. During a sale, it has a 15% discount. What is the sale price?
Sale price: $ _______
6. Sarah earns $450 per week. She saves 20% of her income. How much does she save each week?
Weekly savings: $ _______
7. A restaurant bill is $85. Calculate the total amount including 15% GST.
Total amount: $ _______
🔢 Part 3: Mixed Operations and Reasoning
8. Calculate: -4.5 + 2.8 - (-1.7)
Answer: _______
9. Simplify: √16 + 2² - 3
Answer: _______
10. Estimate the answer to 19.8 × 4.1, then calculate the exact answer.
Estimation: _______ × _______ = _______
Exact answer: _______
11. Explain your strategy for checking if your answer to question 10 is reasonable.
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