3rd grade equivalent fractions worksheets

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Equivalent fractions worksheets for third grade pair each problem with two matching fraction bars, so your child can see that 1/2 and 4/8 cover the same amount before filling in the missing numerator.

Free printable PDF worksheet, aligned to Common Core 3.NF.A.3.b, 3.NF.A.3.c.

Each print is a different sheet with its own answer key. You don't need to sign up.


The kind of problems you'll get

Complete each equivalent fraction.

  1. 2 = /3

    Answer: 6

  2. 3 = /2

    Answer: 6

Every print pulls a fresh set of problems at this level, so a make-up test or a second sibling never gets the same sheet.

What's on a 3rd grade sheet

The sample sheet above has 8 problems. Its answers run from 2 to 6.

Every version prints on US Letter or A4, with its answer key after the problems.

How to teach this

Point at the two bars before touching the numbers, and ask how the pieces compare. Have your child count how many small pieces cover one big piece, then find that number in the fractions. Say the finished pair out loud ("1/2 and 4/8 are the same amount") so the picture and the numbers stay connected.

Watch for: Kids add the same number to the top and bottom, turning 1/2 into 2/3. Adding changes the fraction's size; only multiplying both parts keeps it. Kids multiply the bottom and copy the top across unchanged. Whatever the denominator was multiplied by, the numerator gets the same.

Common questions about 3rd grade equivalent fractions

My child can match the bars but not the numbers. Is that a problem?
No, the bars are the point in third grade. Keep asking how many small pieces cover one big piece, and the numbers start to follow the picture.
What fractions do the third grade sheets use?
Familiar ones (halves, thirds, fourths, sixths, eighths) with small factors, so the bars stay easy to read. Every print generates fresh pairs.

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Aligned to Common Core 3.NF.A.3.b, 3.NF.A.3.c. Reviewed by the One more sheet team. Content version 240, updated September 2026.

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