← All Standards

Grade 2

• Geometry

  • 2.G.1
  • 2.G.3

• Measurement & Data

  • 2.MD.8
  • 2.MD.10

• Numbers & Operations: Base Ten

  • 2.NBT.2
  • 2.NBT.4
  • 2.NBT.5
  • 2.NBT.6
  • 2.NBT.7
  • 2.NBT.9

• Operations & Algebraic Thinking

  • 2.OA.1
  • 2.OA.2
  • 2.OA.3

CCSS Math Standard: 2.NBT.4

compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >, =, and < symbols to record the results of comparisons

Math Curiosity: Finding Primes

Prime numbers are unpredictable! How can we possibly find them all? An Ancient Greek mathematician found one way!

Gr MP, 1, 2, 3, 4, 6