2nd Grade Math
2nd Grade: Operations & Algebraic Thinking (2.OA)
5 Topics
2.OA.A.1 – Solve Addition/Subtraction Word Problems within 100
2.OA.B.2 – Add within 20
2.OA.B.2 – Subtract within 20
2.OA.C.3 – Understanding Odd and Even Numbers
2.OA.C.4 – Addition with Rectangular Arrays
2nd Grade: Number and Operations in Base Ten (2.NBT)
25 Topics
2.NBT.B.7 – Subtract Three-Digit number by Two-Digits
2.NBT.B.7 – Subtract Three-Digit number by Three-Digits
2.NBT.B.8 – Add Three-Digit number by 10 or 100
2.NBT.B.8 – Subtract Three-Digits by 10 or 100
2.NBT.B.9 – Explain Addition/Subtraction using place value
2nd Grade: Measurement and Data (2.MD)
11 Topics
2.MD.A.1 – Measure length by appropriate tools
2.MD.A.2 – Describe how two measurements relate
2.MD.A.3 – Estimate lengths of objects
2.MD.A.4 – Measure and express length difference of objects
2.MD.B.5 – Solve Addition/Subtraction Measurement Word Problems
2.MD.B.6 – Represent Numbers on Number Line 1 to 100
2.MD.C.7 – Tell Time to Nearest 5-Minute
2.MD.C.8 – Solve Arithmetic Money World Problems
2.MD.D.9 – Use Line Plots to measure objects
2.MD.D.10 – Draw/Interpret Picture Graphs
2.MD.D.10 – Draw/Interpret Bar Graphs
2nd Grade: Geometry (2.G)
3 Topics
2.G.A.1 – Recognize shapes with different attributes
2.G.A.2 – Partition rectangles into rows and columns
2.G.A.3 – Partition circles / rectangles into 2 to 4 equal shares
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2.NBT.B.9 – Explain Addition/Subtraction using place value
2nd Grade Math
2nd Grade: Number and Operations in Base Ten (2.NBT)
2.NBT.B.9 – Explain Addition/Subtraction using place value
Explain Addition/Subtraction using place value
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2.NBT.B.9
Explain why addition and subtraction strategies work, using place value and the properties of operations.
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