Question 15 of 48beginner🔧 ApplyNumerical1 mark

Estimate the number of teachers going.

Correct Answer

Given: 24 teachers and 28 teachers Method: Estimation by rounding to nearest tens Step 1: Round 24 to nearest ten = 20 Step 2: Round 28 to nearest ten = 30 Calculation: 24 + 28 ≈\approx 20 + 30 = 50 Answer: 50 teachers (approximately)

Exercise: Add Up | Q: 17 | (Page Page 7)
For More Understanding

Explanation

Estimation involves rounding numbers to nearest tens. 24 rounds to 20, 28 rounds to 30. Estimated sum = 20 + 30 = 50.

Solution Steps

  1. Step 1: Round 24 to nearest ten = 20

  2. Step 2: Round 28 to nearest ten = 30

  3. Step 3: Add estimates: 20 + 30 = 50

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