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Grade 2

• Numbers & Operations: Base Ten

  • 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.9

Explain why addition and subtraction strategies work, using place value and the properties of operations.

How Many Ways: Add to 50

Fill in the blanks so two numbers add to exactly 50, using each digit only once. Then find the sneaky ways that start with a zero.

Adding and Subtracting Fruit

Use super cute fruit to introduce algebraic thinking to your young math students.