← All Standards

Grade 4

• Geometry

  • KY.4.G.1
  • KY.4.G.2
  • KY.4.G.3

• Measurement & Data

  • KY.4.MD.1
  • KY.4.MD.2
  • KY.4.MD.3
  • KY.4.MD.4.b
  • KY.4.MD.4.c
  • KY.4.MD.5
  • KY.4.MD.6
  • KY.4.MD.7

• Number & Operations: Base Ten

  • KY.4.NBT.1
  • KY.4.NBT.2
  • KY.4.NBT.4
  • KY.4.NBT.5
  • KY.4.NBT.6

• Number & Operations: Fractions

  • KY.4.NF.1
  • KY.4.NF.2
  • KY.4.NF.3.a
  • KY.4.NF.3.b
  • KY.4.NF.3.c
  • KY.4.NF.3.d
  • KY.4.NF.4.a
  • KY.4.NF.4.b
  • KY.4.NF.5
  • KY.4.NF.6
  • KY.4.NF.7

• Operations & Algebraic Thinking

  • KY.4.OA.2
  • KY.4.OA.3
  • KY.4.OA.3.b
  • KY.4.OA.4
  • KY.4.OA.5

KAS Math Standard: KY.4.NF.3.b

Decomposing a fraction into a sum of fractions with the same denominator in more than one way, recording each decomposition by an equation. Justify decompositions.

Fractions: Decompose and Recompose

What if we took a fraction apart, then took those pieces apart, then recombined them, and then recombined those, arriving back to the original fraction?