All the numbers are at a party, each hanging out with its own kind. A couple of even numbers noticed 0 sitting on the couch alone and tried to include him. 28 said, "Why don't you come over and join us?" To which 0 replied, "I have nothing to add."

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Triple Digit Addition

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Basic Lesson: Uses abbreviated ones, tens, and hundreds columns. Also includes practice problems.; Standard: MATH 1
Grades: (K-2); View worksheet

Intermediate Lesson: Works on carrying tens and hundreds into other columns.; Standard: MATH 1
Grades: (K-2); View worksheet

Independent Practice 1: Contains 12 single triple digit sum problems. The answers can be found below.; Standard: MATH 1
Grades: (K-2); View worksheet

Independent Practice 2: Contains 12 single triple digit sum problems. The answers can be found below.; Standard: MATH 1
Grades: (K-2); View worksheet

Homework Worksheet: 9 sums of three digit number problems. A complete example is provided.; Standard: MATH 1
Grades: (K-2); View worksheet

Addition of Triple Digits Quiz: 10 triple digit sum problems. A math scoring matrix is included.; Standard: MATH 1
Grades: (K-2); View worksheet

Answer Keys: Answers for the homework and quiz.; View answers

Answer Keys: Answers for both lessons and both practice sheets.; View answers

Why is Addition Important?: 10 Awesome Reasons Why Addition is Important in your Life.; View Math Article

5 Easy Ways to Learn Addition: Addition is the foundation of arithmetic. Here are 5 fast tips for you.; View Math Article

More Advanced Math Worksheets

More Advanced Worksheets: The next level of math skills.; -Large Sums
-Addition Number Grid
-Addition Word Problems
-Missing Number Addition

Less Advanced Math Worksheets

Remedial Math Worksheets: Skills needed to get to this level.; -Numbers Line Addition
-Using A Number Line
-Number Family (Addition)
-Addition Numbers 0 to 9