Curated OER
Addition Practice- Fill In the Missing Number- Three Digit Addition
In this fill in the missing number addition worksheet, 3rd graders find the value of the missing number in 18 addition problems. They are given the sum and find a missing digit in one of the three digit addends.
Curated OER
Three Digit Addition
For this addition worksheet, students record the sums to 25 three digit addition problems. They add 2 three digit numbers together in each problem.
Curated OER
Addition Word Problems
In this problem solving activity, 3rd graders find the sums of three digit numbers in 2 problems about Lego blocks. They show their work and answer in a work space next to the problem.
NumberNut
Number Nut: Addition: 3 Digit Numbers
Three digit addition requires working from left to right and may require carrying. Follow the steps in the examples and then practice the skills with the two interactive activities.
Varsity Tutors
Varsity Tutors: Aplus Math: Non Java Flashcards (Mixed Topics)
Find a great selection of non-Java math flashcard activities. Choose from an index of flashcard topics of a variety of difficulty levels. Topics include: basic and advanced addition, subtraction, multiplication, and division, algebra,...
Teaching Treasures Publications
Teaching Treasures: Year Four Math (Page 4)
This interactive worksheet that focuses on all four operations including three-digit addition and subtraction and basic multiplication and division facts. This easy to navigate tool gives learners immediate feedback. Problems presented...