Simplification & Approximation — practice questions with answers
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What approximate value comes in place of ? : (17.02)² − (8.98)² ≈ ?What approximate value comes in place of the question mark? 24.97% of 799.8 + 15.02% of 449.9 = ?Calculate 25% of 480 + 40% of 360 − 15% of 200.What is the approximate value of 39.98% of 750.2?A square tile of side 19 cm has a square of side 11 cm cut out of it. What area remains, in cm²?…Roughly what value should replace the question mark? 39.8% of 649.9 + 24.9% of 480.2 = ?What is 62.5% of 480 added to 87.5% of 160?
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