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Kindergarten math · Unit 5: Adding and subtracting within 10

Count on to add

What this lesson shows

5 + 3: say 5, then count 6, 7, 8. No need to count the 5 again from 1.

The worked example

The lesson works this one step by step: 5 + 3. Then your kid tries one like it on paper.

The steps

  1. Say the first number
  2. Count on the rest
  3. Stop at the last one
  4. Write the answer

Helping at home

Read each box aloud. Your kid says the first number, then counts on, touching one thing of the second group for each number. No counting from 1.

If your kid gets stuck

Say the first number. Count on the rest.

Watch it with Lux

With Lux, this lesson is a narrated video and a printed page your kid works on. Then Lux helps with the same math on their own worksheet, one question at a time.

See how Lux works

Standards

  • Common Core K.OA.A.2
    Solve addition and subtraction word problems, and add and subtract within 10, e.g., by using objects or drawings to represent the problem.
Matches standards in 50 statesSee each state's code

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