South Dakota (2027–28) grade 2 math worksheets

Every South Dakota 2027–28 grade 2 math standard by its own code, with the printable sheets that practise it: 37 of 37 have sheets. New problems every time, answer keys and a one-page guide for grown-ups. Free, no sign-up.

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Numbers & operations

2.N.1Count forward and backward by tens and hundreds from any number up to 1000.Skip counting
2.N.2Count forward and backward by fives to 120.Skip counting
2.N.3Count forward and backward by twos to 50.Skip counting by 2s and 25s · Skip counting
2.N.4Tell whether a number up to 50 is odd or even.Odd and even: big numbers (Grade 3) · Odd and even
2.N.5Find how far a number is from the next or previous ten or hundred.Adding and subtracting 10 or 100
2.N.6Break three-digit numbers into hundreds, tens, and ones and rebuild them.Hundreds, tens and ones
2.N.7Read and write numbers to 1000 in standard, word, and expanded form.Reading and writing numbers
2.N.8Compare two three-digit numbers by place value using <, >, =.Comparing three-digit numbers

Operations & algebraic thinking

2.OA.1Use order, grouping, and adding-zero properties to add within 100.Adding and subtracting within 100
2.OA.2Add and subtract within 100 with drawings, open number lines, or equations with unknowns.Story problems within 100 · Adding and subtracting within 100
2.OA.3Solve add and subtract story problems within 100.Story problems within 100
2.OA.4Add up to four two-digit numbers using different strategies.Adding up to four numbers
2.OA.5Use place value and models to explain add and subtract strategies up to 1000.Adding and subtracting within 1000 · Checking strategies
2.OA.6Find the total in an array up to 5 by 5 with repeated addition.Arrays and repeated addition

Fractions

2.F.1Split circles and rectangles into halves, thirds, or fourths and name the parts.Halves, thirds and fourths

Measurement

2.M.1Explore length by lining up inch-size pieces with no gaps or overlaps.Measuring with units (Grade 1) · Measuring with a ruler
2.M.2Estimate lengths in inches, feet, and yards.Estimating length
2.M.3Measure lengths in inches, feet, and yards.Measuring with a ruler
2.M.4Explore length by lining up centimeter and decimeter pieces with no gaps.Measuring with a ruler
2.M.5Estimate lengths in centimeters, decimeters, and meters.Estimating length
2.M.6Measure lengths in centimeters, decimeters, and meters.Measuring with a ruler
2.M.7Tell and write time to the nearest five minutes with a.m. and p.m.Time to 5 minutes
2.M.8Solve problems about time in five-minute steps.Time to the minute (Grade 3)
2.M.9Find the value of coins up to $1 and bills up to $100.Counting money
2.M.10Identify and count coins and bills and use them in word problems.Counting money
2.M.11Solve money word problems with bills and coins, writing $ and cents signs.Counting money
2.M.12Make tables, line plots, and bar graphs for data with up to four categories.Line plots · Picture and bar graphs
2.M.13Read and analyze data in tables, line plots, picture graphs, and bar graphs.Picture and bar graphs

Geometry

2.G.1Describe triangles, quadrilaterals, pentagons, hexagons, octagons by angles and sides.Angles and faces
2.G.2Tell squares, rectangles, and trapezoids apart by equal sides, parallel sides, right angles.Quadrilaterals (Grade 3)
2.G.3Identify regular and irregular flat shapes.Angles and faces
2.G.4Split a rectangle into rows and columns of equal squares and count them.Rows and columns of squares

Mathematical fluency

2.MF.1Add within 100 fluently with different strategies.Adding and subtracting within 100
2.MF.2Subtract within 100 fluently with different strategies.Adding and subtracting within 100
2.MF.3Know addition facts within 20 from memory.Facts within 20
2.MF.4Know subtraction facts within 20 from memory.Facts within 20
2.MF.5Find 10 or 100 more or less than a number from 100 to 900 mentally.Adding and subtracting 10 or 100

Summaries are ours, in plain words. The same sheets by Common Core: Grade 2.