3rd grade equivalent fractions worksheets
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.
A new sheet every click.
The kind of problems you'll get
Fill in the missing number in each box.
-
Fill in the missing numerator.
Answer: 2
- Fill in the missing numerator.
- Fill in the missing numerator.
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 each sheet
- Fluency. Fill in the missing number in each box. 8 questions per page.
Every version prints on US Letter or A4, with its answer key on the last page.
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 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.
Related worksheets
- 4th grade equivalent fractions A step harder, same skill
- 3rd grade comparing fractions Same grade, nearby skill
- 3rd grade fractions on a number line Same grade, nearby skill
- 3rd grade unit fractions & parts of a whole Same grade, nearby skill
- Equivalent fractions, all grades The full progression
- All 3rd grade math worksheets Every skill at this level
- All 3rd grade worksheets Everything at this level
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Aligned to Common Core 3.NF.A.3.b. Reviewed by the One more sheet curriculum team. Content version 123, updated July 2026.