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Equal Parts or Not? is a free printable Grade 1 math worksheet on the requirement that parts be equal, aligned to Common Core standard 1.G.A.3. It prints 5 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 21 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Equal Parts or Not?

1.G.A.3

NameDate

Sort each one into the right box.

1.Sort each one into the right box.

Sort: a square cut into 4 matching triangles, a square cut into a big piece and a small piece, a cake cut into 4 pieces the same size, an orange cut into 2 matching pieces

Equal partsNot equal parts
2.Sort each one into the right box.

Sort: a pizza cut into 4 slices, one much bigger, a circle cut into 3 pieces of different sizes, a square cut into 4 matching triangles, a rectangle cut into 2 matching rectangles

Equal partsNot equal parts
3.Sort each one into the right box.

Sort: a rectangle cut into 2 matching rectangles, a square cut into a big piece and a small piece, a cake cut into 4 pieces the same size, a ribbon cut into 2 pieces the same length

Equal partsNot equal parts
4.Sort each one into the right box.

Sort: an orange cut into 2 matching pieces, a cake cut into 4 pieces of different sizes, a cake cut into 4 pieces the same size, a pizza cut into 4 slices that are all the same

Equal partsNot equal parts
5.Sort each one into the right box.

Sort: a ribbon cut into 2 pieces the same length, a cake cut into 4 pieces of different sizes, a square cut into a big piece and a small piece, a pancake cut into a big piece and a tiny piece

Equal partsNot equal parts

LessonPrint · 1.G.A.3 · Set 21 · free to copy for classroom use

Answer key — Equal Parts or Not?

Set 21. Prints on its own sheet.

  1. 1.Equal parts: a square cut into 4 matching triangles, a cake cut into 4 pieces the same size, an orange cut into 2 matching pieces; Not equal parts: a square cut into a big piece and a small piece
  2. 2.Equal parts: a square cut into 4 matching triangles, a rectangle cut into 2 matching rectangles; Not equal parts: a pizza cut into 4 slices, one much bigger, a circle cut into 3 pieces of different sizes
  3. 3.Equal parts: a rectangle cut into 2 matching rectangles, a cake cut into 4 pieces the same size, a ribbon cut into 2 pieces the same length; Not equal parts: a square cut into a big piece and a small piece
  4. 4.Equal parts: an orange cut into 2 matching pieces, a cake cut into 4 pieces the same size, a pizza cut into 4 slices that are all the same; Not equal parts: a cake cut into 4 pieces of different sizes
  5. 5.Equal parts: a ribbon cut into 2 pieces the same length; Not equal parts: a cake cut into 4 pieces of different sizes, a square cut into a big piece and a small piece, a pancake cut into a big piece and a tiny piece

Last reviewed 2026-09-05. Aligned to 1.G.A.3 of the Common Core State Standards for Mathematics.