2nd Grade Math (Wisconsin Standards)

Operations and Algebraic Thinking (2.OA)

• M.2.OA.A.1 Solve one- and two-step word problems within 100 with the unknown in any position.
• M.2.OA.B.2 Add and subtract within 20 fluently using mental strategies.
• M.2.OA.C.3 Decide whether a group of up to 20 is odd or even, writing equal-addend equations.
• M.2.OA.C.4 Find totals of rectangular arrays up to 5 by 5 with repeated-addition equations.

Number and Operations in Base Ten (2.NBT)

• M.2.NBT.A.1 Understand three-digit numbers as hundreds, tens and ones.
  • a. 100 is ten tens, called a hundred.
  • b. Multiples of 100 are hundreds with zero tens and ones.
• M.2.NBT.A.2 Count within 1,000 and skip-count by fives, tens and hundreds.
• M.2.NBT.A.3 Read and write numbers to 1,000 in numerals, words and expanded form.
• M.2.NBT.A.4 Compare three-digit numbers by place value using >, = and <.
• M.2.NBT.B.5 Add and subtract within 100 flexibly using place value and properties.
• M.2.NBT.B.6 Add as many as four two-digit numbers with place value strategies and properties.
• M.2.NBT.B.7 Add and subtract within 1,000, composing or decomposing tens and hundreds as needed.
• M.2.NBT.B.8 Mentally add or subtract 10 or 100 to or from numbers 100–900.
• M.2.NBT.B.9 Use place value and properties to explain why adding and subtracting strategies work.

Measurement and Data (2.MD)

• M.2.MD.A.1 Measure lengths by choosing suitable tools such as rulers and tapes.
• M.2.MD.A.2 Measure an object with two different units and explain how the results relate.
• M.2.MD.A.3 Estimate lengths in inches, feet, centimeters and meters.
• M.2.MD.A.4 Find the difference in length between two objects in standard units.
• M.2.MD.B.5 Solve length word problems within 100 with drawings and equations.
• M.2.MD.B.6 Mark whole numbers, sums and differences on a number line with evenly spaced points starting at 0.
• M.2.MD.C.7 Read and write clock times to the closest five minutes with a.m. and p.m.
• M.2.MD.C.8 Solve money word problems with dollars and coins using $ and ¢ correctly.
• M.2.MD.D.9 Measure lengths to the nearest whole unit and show the data on a line plot.
• M.2.MD.D.10 Draw picture and bar graphs with up to four categories and solve comparison problems.

Geometry (2.G)

• M.2.G.A.1 Recognize and draw shapes with given attributes and identify common polygons and cubes.
• M.2.G.A.2 Divide a rectangle into equal-size squares in rows and columns and count the total.
• M.2.G.A.3 Split circles and rectangles into halves, thirds or fourths and name the shares.