2nd Grade Math: the year at a glance
12 units · 53 lessons · based on Common Core State Standards for Mathematics, Grade 2 — typical US scope & sequence. Every unit ends with a review & assessment day.
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Unit 1: Addition & subtraction fluency within 20 2.OA.B.2
Add and subtract within 20 fluently using mental strategies · Know all sums of two one-digit numbers from memory by year end
- Strategies we know2.OA.B.2
- Make a ten, both ways2.OA.B.2
- Fact families and missing parts2.OA.B.2
- Fluency practice & goal setting2.OA.B.2
- Review & assessment
Unit 2: One- and two-step word problems 2.OA.A.1
Solve one- and two-step problems within 100 · Use drawings, tape diagrams and equations with a symbol for the unknown
- Tape diagrams2.OA.A.1
- Start unknown problems2.OA.A.1
- Compare problems2.OA.A.1
- Two-step problems2.OA.A.1
- Write your own problem2.OA.A.1
- Review & assessment
Unit 3: Place value to 1,000 2.NBT.A.1
Understand hundreds, tens and ones · Read and write numbers to 1,000 in standard, word and expanded form · Compare three-digit numbers
- Hundreds, tens and ones2.NBT.A.1
- Counting within 1,0002.NBT.A.2
- Three ways to write a number2.NBT.A.3
- Compare three-digit numbers2.NBT.A.4
- 10 more, 100 more2.NBT.B.8
- Review & assessment
Unit 4: Adding within 100 2.NBT.B.5
Add two-digit numbers using place value strategies · Add up to four two-digit numbers
- Adding tens and ones2.NBT.B.5
- Regrouping ones2.NBT.B.5
- Open number line2.NBT.B.5
- Compensation2.NBT.B.6
- Adding several numbers2.NBT.B.6
- Review & assessment
Unit 5: Subtracting within 100 2.NBT.B.5
Subtract two-digit numbers using place value strategies · Check subtraction with addition
- Subtracting tens and ones2.NBT.B.5
- Regrouping a ten2.NBT.B.5
- Counting up to subtract2.NBT.B.5
- Check with addition2.NBT.B.9
- Subtraction word problems2.OA.A.1
- Review & assessment
Unit 6: Adding & subtracting within 1,000 2.NBT.B.7
Add and subtract within 1,000 using models and place value strategies · Explain why strategies work
- Adding three-digit numbers2.NBT.B.7
- Regrouping in addition2.NBT.B.7
- Subtracting three-digit numbers2.NBT.B.7
- Regrouping in subtraction2.NBT.B.7
- Explain your strategy2.NBT.B.9
- Review & assessment
Unit 7: Money 2.MD.C.8
Count dollars, quarters, dimes, nickels and pennies · Solve money word problems using $ and ¢
- Coins and their values2.MD.C.8
- Counting coins2.MD.C.8
- Dollars and cents2.MD.C.8
- Money word problems2.MD.C.8
- Review & assessment
Unit 8: Time to the nearest five minutes 2.MD.C.7
Tell and write time to the nearest five minutes · Use a.m. and p.m.
- Counting by 5s on the clock2.MD.C.7
- Time to five minutes2.MD.C.7
- a.m. and p.m.2.MD.C.7
- Review & assessment
Unit 9: Measuring length 2.MD.A.1
Measure length with rulers, yardsticks and meter sticks · Estimate lengths and compare measurements · Solve length problems with a number line
- Inches and feet2.MD.A.1
- Centimeters and meters2.MD.A.1
- Estimate length2.MD.A.3
- Different units, different numbers2.MD.A.2
- How much longer?2.MD.A.4
- Length on a number line2.MD.B.6
- Review & assessment
Unit 10: Data: line plots & bar graphs 2.MD.D.10
Make line plots of measurement data · Draw picture and bar graphs and solve problems with them
- Line plots2.MD.D.9
- Bar graphs2.MD.D.10
- Solve problems with graphs2.MD.D.10
- Review & assessment
Unit 11: Odd & even, arrays and equal groups 2.OA.C.4
Tell whether a group to 20 is odd or even · Use addition to find the total in an array (foundation for multiplication)
- Odd and even2.OA.C.3
- Even numbers as doubles2.OA.C.3
- Arrays2.OA.C.4
- Equal groups2.OA.C.4
- Review & assessment
Unit 12: Shapes & equal shares 2.G.A.1
Recognize and draw shapes with given attributes · Partition rectangles into rows and columns · Split shapes into halves, thirds and fourths
- Polygons2.G.A.1
- Partition rectangles2.G.A.2
- Halves, thirds and fourths2.G.A.3
- Equal shares look different2.G.A.3
- Review & assessment