2-Digit Addition (No Regrouping). The addition worksheets on this page have no regrouping or carrying. Approx. levels: 1st grade, 2nd grade.

Addition with 3 or More Addends. When you print these activities, you will notice that the problems have 3, 4, or 5 addends. Includes 1, 2, 3, and 4-digit numbers.

4 and 5-Digit Addition. This page has resources for teaching addition with 4 and 5-digit numbers. Includes column addition exercises, an addition crossword, and word problems. (Approx. level: 3rd grade, 4th grade, 5th grade).

Writing Algebraic Expressions. Write simple expressions in algebraic form with a variable. 5th through 7th Grades.