A cheesy attempt at an addition joke:
Why is 2+2=5 like wearing your pants on your head? Because it's not right!

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Adding Double and Triple Digits

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Basic Lesson: Demonstrates how to add ones, tens, and hundreds columns. Includes practice problems.; Standard: MATH 1
Grades: (K-2); View worksheet

Intermediate Lesson: Demonstrates how to add ones, tens, and hundreds columns and rename numbers.; Standard: MATH 1
Grades: (K-2); View worksheet

Independent Practice 1: Contains 16 double and triple digit addition problems. The answers can be found below.; Standard: MATH 1
Grades: (K-2); View worksheet

Independent Practice 2: Contains 16 double and triple digit addition problems. The answer key is below.; Standard: MATH 1
Grades: (K-2); View worksheet

Adding Double-Triple Digits Homework: 13 double and triple digit addition problems. A series of partial and complete examples are provided.; Standard: MATH 1
Grades: (K-2); View worksheet

Adding Double-Triple Digits Quiz: 10 Double and Triple Digit Addition problems. Scoring matrix.; 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.; -Mixed Addition Review
-Missing Number Addition
-Adding Three Numbers
-Large Sums

Less Advanced Math Worksheets

Remedial Math Worksheets: Skills needed to get to this level.; -Number Family (Addition)
-Adding Single Digits to Double Digits
-Double Digit Addition
-Adding Triple Digits