What is the result of 5 1/4 - 3 2/5?

What is the result of 5 1/4 - 3 2/5?

• A. 1 17/20
• B. 1 1/20
• C. 1 34/40
• D. 2 17/20

Answer: (A)

To find the result of 5 1/4 - 3 2/5, it is helpful to convert the mixed numbers into improper fractions for easier calculation. Start with 5 1/4: - Convert it to an improper fraction: 5 1/4 = (5 * 4 + 1)/4 = 21/4. Next, convert 3 2/5: - Also convert to an improper fraction: 3 2/5 = (3 * 5 + 2)/5 = 17/5. Now, to perform the subtraction, first find a common denominator. The least common multiple of 4 and 5 is 20. Convert both fractions to have a denominator of 20: - For 21/4, multiply the numerator and denominator by 5: 21/4 = (21 * 5)/(4 * 5) = 105/20. - For 17/5, multiply the numerator and denominator by 4: 17/5 = (17 * 4)/(5 * 4) = 68/20. Now, you can subtract the two fractions: 105/

To find the result of 5 1/4 - 3 2/5, it is helpful to convert the mixed numbers into improper fractions for easier calculation.

Start with 5 1/4:

• Convert it to an improper fraction:

5 1/4 = (5 * 4 + 1)/4 = 21/4.

Next, convert 3 2/5:

• Also convert to an improper fraction:

3 2/5 = (3 * 5 + 2)/5 = 17/5.

Now, to perform the subtraction, first find a common denominator. The least common multiple of 4 and 5 is 20.

Convert both fractions to have a denominator of 20:

• For 21/4, multiply the numerator and denominator by 5:

21/4 = (21 * 5)/(4 * 5) = 105/20.

• For 17/5, multiply the numerator and denominator by 4:

17/5 = (17 * 4)/(5 * 4) = 68/20.

Now, you can subtract the two fractions:

105/