A two-digit number is tens and ones

Skill, place-value, level 1

Lines up with: 1.NBT.B.2

Builds on

• A teen number is a ten and some ones
• Say the counting numbers in order, by ones and by tens

Leads to

• Add and subtract within 100 using tens and ones
• A three-digit number is hundreds, tens and ones
• Compare two-digit numbers by their tens and ones

Lessons

No lesson yet.

All ideas