← All Standards

Grade 1

• Measurement & Data

  • KY.1.MD.4
  • KY.1.MD.4.a
  • KY.1.MD.4.b
  • KY.1.MD.4.c
  • KY.1.MD.4.d

• Number & Operations: Base Ten

  • KY.1.NBT.4
  • KY.1.NBT.4.a
  • KY.1.NBT.4.b
  • KY.1.NBT.6.a
  • KY.1.NBT.6.b

• Operations & Algebraic Thinking

  • KY.1.OA.1
  • KY.1.OA.2
  • KY.1.OA.3
  • KY.1.OA.4
  • KY.1.OA.5
  • KY.1.OA.6
  • KY.1.OA.6.a
  • KY.1.OA.6.b
  • KY.1.OA.7
  • KY.1.OA.8

KAS Math Standard: KY.1.NBT.4.b

Relate the addition strategy to a written method and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.

Spring Math Worksheets: Addition and Subtraction

Four sets of 2-digit and 3-digit addition and subtraction practice. But the unknown isn’t where you expect it to be!