What is 2.5 × 3.2?
Correct answer: A. 8
Multiply 25 × 32 = 800, then place two decimal places: 8.00 = 8. A shortcut: 2.5 × 3.2 = 2.5 × 4 × 0.8 = 10 × 0.8 = 8. Look for factors that make 10 or 100 to simplify decimal multiplication.
easy
Answer and explanation
The correct answer is A. 8
Multiply 25 × 32 = 800, then place two decimal places: 8.00 = 8. A shortcut: 2.5 × 3.2 = 2.5 × 4 × 0.8 = 10 × 0.8 = 8. Look for factors that make 10 or 100 to simplify decimal multiplication.
Topic: Fractions, Decimals and Percentages MCQs · Subject: Numerical Ability