Curated OER
Subtraction Worksheet
In this subtraction puzzle worksheet, students solve six subtraction puzzles by solving for the difference of several equations. There are four subtraction problems for students to solve in each puzzle.
Primary Resources
Primary Resources: Addition and Subtraction Higher Numbers
An extensive selection of teacher resources to aide in teaching and reviewing addition and subtraction of two and three digit numbers, inverse operations, counting on, and other mental strategies for addition and subtraction. Resources...