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2nd grade math · Unit 7: Place value to 1,000

Comparing three-digit numbers

What this lesson shows

567 and 576 both have 5 hundreds. 6 tens is less than 7 tens, so 567 < 576.

The worked example

The lesson works this one step by step: 567 ○ 576. Then your kid tries one like it on paper.

The steps

  1. Line them up by place
  2. Hundreds first
  3. Then the tens
  4. Write < or >

Helping at home

Write one number over the other, each digit over its place. Compare the hundreds first. If they are the same, compare the tens, then the ones.

If your kid gets stuck

Start with the hundreds.

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 2.NBT.A.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.
Matches a standard in all 50 states and DCSee each state's code

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