Advanced Mathematics Primary 2 Fractions

Three ribbon pieces have these lengths: the first piece is 5/8 m, the second piece is 3/4 m, and the third piece is 1/2 m. Which piece is the LONGEST?

A First piece (5/8 m)
B Second piece (3/4 m)
C Third piece (1/2 m)
D First and second are equal
Show Worked Solution

Worked Solution

Step 1 Find a common denominator. The LCD of 8, 4, and 2 is 8. Step 2 Convert each fraction: 5/8 = 5/8; 3/4 = 6/8; 1/2 = 4/8. Step 3 Compare the numerators: 4 Step 4 The largest fraction is 6/8 = 3/4 — the second piece. Answer: The second piece (3/4 m) is the longest.

Correct answer: Second piece (3/4 m)

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