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1st Grade Math Curriculum Resources

1st Grade Math Common Core Resources

1.OA (Operations and Algebraic Thinking)

Represent and solve problems involving addition and subtraction.
Understand and apply properties of operations and the relationship between addition and subtraction.
Add and subtract within 20.
Work with addition and subtraction equations.
enVision MATH: Topic 3
Understanding Addition
enVision MATH: Topic 4
Understanding Subtraction
enVision MATH: Topic 6
Addition Facts to 12
enVision MATH: Topic 7
Subtraction Facts to 12
Printable Lessons and Center Activities
Hands-on practice for addition and subtraction

1.OA.1

1.OA.1 Use addition and subtraction within 20 to solve word problems involoving situations of adding to, taking from, putting together, taking part, and comparing, with unkowns in all positions.
e.g., by using objects drawings, and equations with a symbol for the unknown number to represent the problem.
Word Problems
IXL: B3, B11, D3, D12
Poem: 5 Chocolate Cookies
This poem uses the complements of 5. Printables of the song/poem and printables with missing addends for students to fill in.
Addition and Subtraction Songs/Poems
There are a variety of songs and poems listed for addition and subtraction skills (doubles, ways to make 10, etc.)
Printable Center Activities
Problem Solving: Addition and Subtraction
Printable Activities
A variety of counting rhymes

1.OA.2

1.OA.2 Solve word problems that call for addition of three whole numbers whose sum is less than or equal to 20.
e.g., by using objects, drwings, and equations with a symbol for the unknown number to represent the problem.
Word Problems Adding with Three Numbers
B14
Interactive: Adding 3 Numbers
B13
Printable Center Activities

1.OA.3

1.OA.3 Apply properties of operations as strategies to add and subtract.
Commutative property and Associative property for addition
Alien Math
Sensational Subtraction Centers
Printable Center Activities
Doubles Game
Rock Hopper
Da Numba
Count Us In
Addition
Spacey Math
Addition and Subtraction
Interactive Addition Activities
Games and Printables
Interactive: Who Wants to be a Mathionaire?
Printable Center Activities
Interactive
Ghost Blasters Addition
Interactive
Balloon Pop Addition/Subtraction

1.OA.4

Understand subtraction as an unknown-addend problem.
For example, subtract 10-8 by finding the number that makes 10 when added to 8.
Interactive: Fact Family
Printable Center Activity
Uses the ten frame and counters.
Interactive
Addition Speed Grid Challenge
Interactive
Subtraction Speed Grid Challenge

1.OA.5

Relate counting to addition and subtraction.
e.g., by counting on 2 to add 2.
Explanation for the Inverse of Addition and Subtraction
Interactive: Fact Family Game
Interactive: Related Math Facts
Song: We Are a Family
Fact Family Song
Printable Center Activities
Show One More, Show One Less, One More on the Ten Frame, One More/Less Scoop

1.OA.6

Add and subtract within 20, demonstrating fluency for addition and subtraction within 10.
United Streaming: Sums to 10
Code: TA181-5f59
Addition Surprise
Printable Center Activities and Games
Plus One Game (2 dice), One Less (11-20), Double Facts, Make 10 Game, Facts of 10, Fact Family House, Make 10 on the Ten Frame,

1.0A.7

Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false.
For example, which of the following equations are true and which are false? 6=6, 7=8-1, 5+2=2+5, 4+1=3+2
Printable Center Activity and Game
True or False?, Equal Sums
Interactive
IXL website

1.OA.8

Determine the unknown whole number in an addition or subtraction equation relating three whole numbers.
For example, determine the unknown number that makes the equation true in each of the equations 8+?=11, 5=_-3, 6+6=_.
Printable Game
Find the Missing Number
Interactive
IXL: Find the Missing Number-Subtraction
Interactive
IXL: Find the Missing Number-Addition

Apps

SMART Notebook Units

1.NBT (Number and Operations in Base Ten)

Extend the counting sequence.
Understand place value.
Use place value understanding and properties of operations to add and subtract.

1.NBT.1

Count to 120, starting at any number less than 120. In this range, read and write numerals and represent a number of objects with a written numeral.
Interactive Hundreds Chart
Interactive Hundreds Chart to 100
Interactive: Fill in the Missing Numbers
Interactive: Snakes and Ladeers
Uses a dice to numbers until the players reach 100
Interactive: Whack a Mole

1.NBT.2

Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:
a. 10 can be thought of as a bundle of ten ones-called a "ten."
b. The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight, or nine ones.
c. The numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 refer to one, two, three, four, five, six, seven, or nine tens (and 0 ones).
Interactive Game
Dino Place Value
Interactive Game
Shark Numbers-Place Value
Brain Pop, Jr.: Place Value
Interactive
Mystery Picture (Subtraction)
Super Source
Base Ten Blocks "Sum It Up"
Interactive
Are You a Math Magician? (Can choose math level)
enVision MATH: Topic 11

1.NBT.3

Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >,=, and <.
Brain Pop, Jr.: Comparing Numbers
Interactive: Comparing Numbers
Toon University
Interactive: Comparing Numbers
The 'Less Than' Lake Maze
Interactive: More or Less
enVision MATH: Topic 12
SMART Notebook: Comparing Numbers

1.NBT.4

Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations.
Add a one-digit number to a two-digit number
B19
Brain Pop, Jr.: Adding and Subtracting Tens

1.NBT.5

Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.
Interactive Hundreds Chart
Interactive: Ten More or Less

1.NBT.6

Subtract multiples of 10 in the range 10-90 from multiples of 10 in the range 10-90 (positive or zero differences).
Interactive
IXL Website

1.MD (Measurement and Data)

Measure lengths indirectly and by iterating length units.
Tell and write time.
Represent and interpret data.
Interactive Measurement Activity

1. MD.1

Order three objects by length; compare the lengths of two objects indirectly by using a third object.
Interactive
Putting trolls in order from shortest to tallest.
Interactive
Comparing tallest to shortest
SMART Notebook: Elf Tales

1.MD.2

Express the length of an object as a whole number of length units, by laying multiple copies of a shorter object end to end; understand that the length measurement of an object is the number of same-size length units that span it with no gaps.
Learning Center Activities
Printable task cards for your learning centers. Offer a variety of ways to measure using ribbons, shoes, dominoes, and connecti
Brain Pop, Jr.: Measurement
Standard Units: Inches and Feet
Interactive
Measuring with Paperclips
Interactive
Decide if items are taller or shorter

1.MD.3

Tell and write time in hours and half-hours using analog and digital clocks.
Interactive time activities
Time Game
Learning center activity with a task card and printable game card.
Brain Pop, Jr.,: Time to the Hour
Brain Pop Jr.: Time to the Quarter and Half Hour
Game/Activity
Interactive Clock
Interactive
Time Concentration
Interactive
Game to identify times

1.MD.4

Organize, represent, and interpret data with up to three categories; ask and answer questions about the total number of data points, how many in each category, and how many more or less are in one category than in another.
Brain Pop, Jr.: Tally Charts and Bar Graphs
Interactive
Template Links to Graphing Activities
enVision MATH: Topic 18
Interactive
Animal Data Island: Bar Graphs
Virtual Graph Makers
Printable: Pet Graph
Printable: Skittles Graph

1.G (Geometry)

Reason with shapes and their attributes.
enVision MATH: Topic 8

1.G.1

Distinguish between defining attributes versus non-defining attributes; build and draw shapes to possess defining attributes.
Manipulative/Printables
Use a geoboard to create shapes. Writing prompts to compare solid shapes.
Brain Pop, Jr.: Plane Shapes

1.G.2

Compose two-dimensional shapes or three-dimensional shapes to create a composite shape, and compose new shapes from the composite shape.
Manipulative/Center Activities
Activities that can be used in a learning center with printable directions. Uses tangrams and pattern blocks.
Printable Task Card for The Greedy Triangle
Use geoboards in a learning center to create the shapes from the story The Greedy Triangle. This site includes a printable task
Brain Pop, Jr.: Solid Shapes

1.G.3

Partition circles and rectangles into two and four equal shares, describe the shares using the words halves, fourths, and quarters, and use the phrases half of, fourth of, and quarter of. Describe the whole as two of, or four of the shares.
Understand for these examples that decomposing into more equal shares creates smaller shares.
Fraction Story
Brain Pop, Jr.: More Fractions
Brain Pop, Jr.: Basic Parts to a Whole
Interactive
Fraction Flag Game
Interactive
Variety of interactive fraction games

Money

0106.1.4 Count the value of a set of coins up to fifty cents.
Brain Pop Jr.: Counting Coins
Interactive: Counting Money Activity
Teacher Resource
Printable coins

Skip Counting

0106.2.4 Skip count by twos, fives, and tens. (5's & 10's to 100, 2's to 50)
Interactive: Shark Skip Counting
Interactive: Counting by 5's

Odd/Even

0106.3.8 Determine whether a number is odd or even by pairing objects.
Online Lesson: Odd/Even
Interactive: Odd or Even Game
enVision MATH: Lesson 10-6

Patterns

enVision MATH: Topic 9
Reviews 0006.3.2 Name, copy, and extend patterns.