This is a set of 48 task cards to help your 2nd graders practice Operations & Algebraic Thinking. These cards can be used in a variety of ways: in centers, whole class, homework, partner work, etc. They are great for differentiated instruction because they range in difficulty.
Common Core Alignment:
1.OA.A.1 Use addition and subtraction within 100 to solve one-and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions e.g., by using drawing and equations with a symbol for the unknown number to represent the problem.
1.OA.A2 Solve word problems that call for addition of three whole numbers whose sum is less than or equal to 20 e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.
1.OA.A3 Apply properties of operations as strategies to add and subtract.
1.OA.A4 Understand subtraction as an unknown-addend problem
1.OA.D.7 Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false.
1.OA.D.8 Determine the unknown whole number in an addition or subtraction equation relating three whole numbers.
Please let me know if you have any questions!