Back to Compare two fractions with different numerators and different denominators — Problem 4 · Task Set 13

Exercises: Comparing Fractions

Work through each section in order. When a problem asks you to explain your reasoning,
write your answer in complete sentences.

Grade 4·21 problems·~32 min·Common Core Math - Grade 4·standard·4-nf-a-2
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Fluency Practice

1.

To test whether 38\frac{3}{8} is greater than or less than 12\frac{1}{2}, double the numerator: $2 \times 3 = $   ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲   . Since this is less than 8, 38\frac{3}{8} is   ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲   12\frac{1}{2} (use <, >, or =).

doubled numerator:
comparison to 1/2: