Computation Station Triple Digit Addition Activity
This computation station triple digit addition activity has children match 12 three-digit problems to their sums with no regrouping. Made for 2nd and 3rd grade, with a Station Log, practice page and answer key included.
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About this resource
Description
How to Teach Triple Digit Addition
This computation station triple digit addition activity gives children hands-on practice adding three-digit numbers with no regrouping. To add two three-digit numbers, children line up the hundreds, tens and ones in neat columns. Then they add the ones, add the tens and add the hundreds. In every problem in this set, each column adds up to nine or less, so children can focus on place value and careful lining up before they move on to regrouping. The activity fits 2nd grade and 3rd grade, and an answer key is included.
How to Use the Activity
Print the twelve Problem Cards and the twelve Answer Cards on one side of the paper and cut them apart on the dashed lines. Lay the Answer Cards face up. Children pick a numbered Problem Card, copy it into a box on their Station Log and solve it. Then they look for the lettered Answer Card that shows their sum and write its letter in the square. Because every sum is different, each problem matches exactly one answer card, so children can check their own work as they go. This 2nd grade addition activity works well in a math center, with a partner, or as early finisher work. A 2nd grade practice worksheet follows with six column problems and two story problems.
What’s Included
- A colorful cover page
- A How to Use page with prep and step-by-step directions
- 12 numbered Problem Cards with three-digit column addition problems
- 12 lettered Answer Cards
- A Station Log recording sheet
- A 2nd grade practice worksheet with six column problems and two story problems
- An answer key for the cards and an answer key for the practice worksheet
Why This Activity Helps Kids
First, lining up the digits on every card builds a strong understanding of place value, which is the base for all multi-digit math. Second, the matching game turns a page of problems into a hunt, so children stay engaged and want to solve the next card. Third, because each sum fits only one answer card, children get quick feedback and learn to check their own thinking.
Ideas for Teachers and Parents
Use the cards for a small group lesson, then leave them in a center for the rest of the week. Ask children to say each place out loud as they add, such as four ones plus two ones makes six ones. Time a round and let children try to beat their own score the next day. After this computation station triple digit addition activity, have children write their own no-regrouping problem for a friend to solve, or use the cards as a warm-up before a regrouping lesson.
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