or
Find
823
116
using expanded form. Here are both numbers in expanded form.
823
800
20
3
116
100
10
6
Add the hundreds, the tens, and the ones.
823
116
900
Now find the sum.
823
116
ref_doc_title.

Confetti

Jumping to level 1 of 1

Excellent!

Now entering the Challenge Zone—are you ready?

Teacher tools
Work it out
Not feeling ready yet? These can help:
Skill IconS.5Use models to add three-digit numbers - with regrouping
Skill IconM.11Use place value to add two-digit numbers - with regrouping
Skill IconL.11Convert to/from a number - up to hundreds
Skill IconS.7Use expanded form to add three-digit numbers - with regrouping