← All Standards

Grade 2

• Measurement & Data

  • 2.MD.D.10

• Number & Operations: Base Ten

  • 2.NBT.B.5
  • 2.NBT.B.6
  • 2.NBT.B.7
  • 2.NBT.B.8
  • 2.NBT.B.9

• Operations & Algebraic Thinking

  • 2.OA.A.1
  • 2.OA.B.2
  • 2.OA.C.3

Arizona Math Standard: 2.NBT.B.5

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

Broken Calculator: 2-Digit Addition

This calculator adds two-digit numbers wrong, the same way every time. Crack the rule, then predict its next mistake.

Broken Calculator: 2-Digit Subtraction

This calculator gets subtraction wrong the same way every time. Can your students crack its broken rule?

Adding and Subtracting Fruit

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

Back to School Math Worksheets

In these math problems, the solution is already given. But another number is missing!

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!

The Game of 100

Who can get to 100 first in this simple, but delightful, math game?