Do your students need to boost their skills in Operations and Algebraic Thinking? This resource addresses 3rd Grade Common Core Math Standards in the domain of Operations and Algebraic Thinking (3.OA.A.1, 3.OA.A.2, 3.OA.A.3, 3.OA.A.4, 3.OA.B.5, 3.OA.B.6, 3.OA.C.7, 3.OA.D.9).These 2 free worksheets will help students master multiplication, division, and properties of multiplication. In the "What's Missing?" worksheet, students have to solve the equations in order to fill in the missing number.