Question 5 of 41intermediate🔧 ApplyNumerical2 marks

Solve this by converting to hundredths: What is the difference 25 9/10 - 6 4/10 7/100?

Correct Answer

Step 1: Convert 25 9/10 to hundredths. 25 9/10 = 25 90/100 = 2590/100

Step 2: Convert 6 4/10 7/100 to hundredths. 6 4/10 7/100 = 6 47/100 = 647/100

Step 3: Subtract the fractions. 2590/100 - 647/100 = 1943/100

Step 4: Convert back to mixed number and decimal. 1943/100 = 19 43/100 = 19.43

Answer: The difference is 19 43/100 or 19.43.

Exercise: 3.3 A Hundredth Part | Q: 8 | (Page Page 13)
For More Understanding

Explanation

Convert both numbers to hundredths: 25 9/10 = 2590/100, and 6 4/10 7/100 = 647/100. Subtract: 2590/100 - 647/100 = 1943/100 = 19 43/100 = 19.43.

Solution Steps

  1. Step 1: Convert 25 9/10 to hundredths: 25 9/10 = 25 90/100 = 2590/100

  2. Step 2: Convert 6 4/10 7/100 to hundredths: 6 47/100 = 647/100

  3. Step 3: Subtract: 2590/100 - 647/100 = 1943/100

  4. Step 4: Convert back: 1943/100 = 19 43/100 = 19.43

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