#### MAT-01.AR.OA.05

 1st Grade (MAT) Targeted Standard     (AR) Algebraic Reasoning  (OA) Operations and Algebraic Thinking Learners will analyze patterns and relationships to generate and interpret numerical expressions.

## Progressions

Solve Problems Using Operations

• MAT-00.AR.OA.04 Solve authentic word problems with addition by putting together or adding to within 10.
• MAT-01.AR.OA.06 Use the +, -, and = symbols accurately in an equation.
• MAT-01.AR.OA.04 Solve authentic word problems with addition, including three numbers and unknowns, within 20.
• MAT-02.AR.OA.03 Solve one- and two-step authentic word problems with addition within 100, including the use of unknowns.
• MAT-00.AR.OA.05 Solve authentic word problems with subtraction by taking apart or taking from within 10.
• MAT-01.AR.OA.05 Solve authentic word problems with subtraction, including unknowns, within 20.
• MAT-02.AR.OA.04 Solve one- and two-step authentic word problems with subtraction within 100, including the use of unknowns.
• MAT-02.AR.OA.05 Use repeated addition to find the total number of objects arranged in a rectangular array.
• MAT-03.AR.OA.03 Solve two-step authentic word problems using addition and subtraction within 1000, including equations with a letter as an unknown.
• MAT-03.AR.OA.04 Use strategies and visual models to solve authentic word problems with multiplication within 100, including unknowns, using grouping models and equations.
• MAT-03.AR.OA.05 Use strategies and visual models to solve authentic word problems with division within 100, including unknowns, using grouping models and equations.
• MAT-04.AR.OA.03 Solve multi-step authentic word problems using the four operations, including problems with interpreted remainders. Represent problems using equations, including a symbol as an unknown.