Fluently add and subtract within 1,000 using strategies and algorithms based on place
value, properties of operations, and/or the relationship between addition and subtraction.
Step-by-Step Videos
Subtracting Three-Digit number by Hundreds
Subtracting Three-Digit number by Hundreds
(Beginner)
Subtracting Three-Digit number by Hundreds (Advanced)
Subtracting Three-Digit number by Three-Digits
Subtracting Three-Digit number by Three-Digits (Beginner Part 1)
Subtracting Three-Digit number by Three-Digits (Beginner Part 2)