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2nd Grade Math

Colorado 2nd Grade Math Curriculum

Video lessons and practice for every 2nd grade math topic. Aligned to Colorado Academic Standards Math so your child learns exactly what their school teaches.

Colorado 2nd Grade Math Curriculum | StudyPugHelp

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ID

Standard

StudyPug Topic

2.OA.A.1

Use addition and subtraction within 100 to solve one- and two-step word problems

2.OA.C.3

Determine whether a group of objects (up to 20) has an odd or even number of members

2.OA.C.4

Use addition to find the total number of objects arranged in rectangular arrays

2.NBT.A.1

Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones

2.NBT.A.3

Read and write numbers to 1000 using base-ten numerals, number names, and expanded form

2.NBT.A.4

Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits

2.NBT.B.7

Add and subtract within 1000, using concrete models or drawings

2.NBT.B.8

Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900

2nd Grade Math Topics in Colorado

Colorado's 2nd grade math curriculum covers a wide range of foundational skills that students will build on throughout elementary school. From adding and subtracting within 100 to understanding place value up to 1000, every topic is designed to strengthen number sense and problem-solving skills.

Addition and Subtraction

2nd graders in Colorado learn to fluently add and subtract within 20 using mental strategies, and extend that skill to solving one- and two-step word problems within 100. They also practice adding up to four two-digit numbers and working with numbers up to 1000 using models and drawings.

Place Value

Understanding that a three-digit number represents hundreds, tens, and ones is a key 2nd grade skill. Students learn to read, write, and compare three-digit numbers, and practice mentally adding or subtracting 10 or 100 from any number between 100 and 900.

Measurement and Data

Colorado 2nd graders measure lengths using inches, feet, centimeters, and meters. They estimate lengths, compare objects, and solve word problems involving length. Students also tell time to the nearest five minutes and work with money using dollar bills, quarters, dimes, nickels, and pennies.

  • Measure objects using appropriate tools
  • Estimate and compare lengths in different units
  • Tell time from analog and digital clocks to the nearest five minutes
  • Solve word problems involving coins and dollar bills

Geometry

Students recognize and draw shapes based on their attributes. They also partition rectangles into equal-sized squares and divide circles and rectangles into equal shares — building early understanding of fractions.

How StudyPug Supports Colorado 2nd Graders

StudyPug covers every topic in the Colorado Academic Standards Math for 2nd grade. Each video lesson is short and focused, so students can find exactly what they need — whether it's help with homework or practice before a test. Get started free and explore lessons today.