1.OA.A.2 Operations and Algebraic Thinking worksheets for Grade 1

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    1.OA.A.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, drawings, and equations with a symbol for the unknown number to represent the problem.

    Check out this FREE Grade 1 1.OA.A.2 Trial Lesson!

    Solve Tricky Number Situations by Drawing (3 numbers) - Part 1

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    • 1.OA.A.2
    Busy Farmers: Problem Matching Worksheet
    Busy Farmers: Problem Matching Worksheet

    Busy Farmers: Problem Matching Worksheet

    Farming is tough, so help your mathematician out with this fun and stimulating worksheet! They'll read word problems and connect each to its correct picture, using traceable lines. They'll practice addition with three addends, and use the harvest veg pictures to ensure accuracy.
    Busy Farmers: Problem Matching Worksheet
    Worksheet
    At the Pet Store Word Problems Worksheet
    At the Pet Store Word Problems Worksheet

    At the Pet Store Word Problems Worksheet

    Kids love pet stores! This free, fun PDF worksheet engages little learners to solve word problems with counting and addition. With adorable animals to focus on, your child will practice arithmetic with three addends to find the sum! Help them gain success with word addition word problems.
    At the Pet Store Word Problems Worksheet
    Worksheet
    Fruity Problem Solving Worksheet
    Fruity Problem Solving Worksheet

    Fruity Problem Solving Worksheet

    Practice addition word problems with young mathematicians using this PDF worksheet featuring fruit. As they read each problem carefully and circle the correct sums, they'll reinforce attention to detail and fine motor skills. Tangible representations are key to helping them with basic addition.
    Fruity Problem Solving Worksheet
    Worksheet
    Problem Solving: Erica's Tower Worksheet
    Problem Solving: Erica's Tower Worksheet

    Problem Solving: Erica's Tower Worksheet

    Sweet Erica needs your math student's help! Download the PDF worksheet and have your little math whiz read the word problems, match the pictures and solve basic addition/subtraction problems with two/three addends, minuends and subtrahends. They'll be having fun while strengthening their math fact skills!
    Problem Solving: Erica's Tower Worksheet
    Worksheet
    Addition and Subtraction: Equations Worksheet
    Addition and Subtraction: Equations Worksheet

    Addition and Subtraction: Equations Worksheet

    This worksheet sharpens your child's visual processing, math equation solving and order of operations skills. It features colorful pictures to help them add and subtract, and traceable lines to identify the correct equation. A great way to practice these skills! (80 words)
    Addition and Subtraction: Equations Worksheet
    Worksheet
    Counting with Drawings: Fruits & Chocolates Worksheet
    Counting with Drawings: Fruits & Chocolates Worksheet

    Counting with Drawings: Fruits & Chocolates Worksheet

    Learning basic addition and subtraction has never been easier with this free worksheet! Young mathematicians can sort & count to get the right sum or difference for each problem. Plus, they'll practice fine motor skills by circling the correct answer. An ideal way to help kids build important visual recognition and discernment skills.
    Counting with Drawings: Fruits & Chocolates Worksheet
    Worksheet
    Adding Up with Old MacDonald Worksheet
    Adding Up with Old MacDonald Worksheet

    Adding Up with Old MacDonald Worksheet

    Old MacDonald needs help counting his animals! Give your little math whiz a fun challenge with a free PDF worksheet. They'll love counting the animals and doing basic addition with two or three addends. Who knew math could be so much fun on the farm?
    Adding Up with Old MacDonald Worksheet
    Worksheet
    Adding and Subtracting: Instruments Worksheet
    Adding and Subtracting: Instruments Worksheet

    Adding and Subtracting: Instruments Worksheet

    Children can help Isla count her musical instruments with this fun worksheet. The downloadable PDF gives them a chance to practice addition and subtraction by connecting pictures to equations. It's also a great way to learn the order of operations.
    Adding and Subtracting: Instruments Worksheet
    Worksheet
    Problem Solving: Tony's Wreath Worksheet
    Problem Solving: Tony's Wreath Worksheet

    Problem Solving: Tony's Wreath Worksheet

    Tony needs help! He's made a beautiful, colorful wreath and needs help counting the flowers. Your math student can read the word problems, match answers to the problems and solve basic addition and subtraction. They'll practice with two and three addends, minuends and subtrahends to find sums and differences and help Tony and his bee friends.
    Problem Solving: Tony's Wreath Worksheet
    Worksheet
    Fairytale Addition Worksheet
    Fairytale Addition Worksheet

    Fairytale Addition Worksheet

    Take your kids to Fairytale Land! They'll meet witches, dragons, fairies, elves, knights, and princesses. This free worksheet adds up the fun, letting kids use three addends to solve addition equations and find the right answers. With friends like these, math won't even seem like math!
    Fairytale Addition Worksheet
    Worksheet
    Drawing to Help Us Subtract Worksheet
    Drawing to Help Us Subtract Worksheet

    Drawing to Help Us Subtract Worksheet

    Math is made fun with this free worksheet featuring Arctic animal pictures to solve basic subtraction word problems. Kids read the problem and choose the correct drawing of the animals to represent the solution. They'll have a blast with their cool animal friends while learning math!
    Drawing to Help Us Subtract Worksheet
    Worksheet
    Solve the Problem: Trick–or–treating Worksheet
    Solve the Problem: Trick–or–treating Worksheet

    Solve the Problem: Trick–or–treating Worksheet

    Kids will love this fun PDF worksheet for trick-or-treating! It's packed with yummy images and math practice. They can read the word problems, count and add numbers, check their answers, and match the addition equations with the pictures. Math made delicious!
    Solve the Problem: Trick–or–treating Worksheet
    Worksheet
    Party Problems Worksheet
    Party Problems Worksheet

    Party Problems Worksheet

    Problems at parties? No problem! With this engaging PDF worksheet, your student can connect word problems to pictures, check correct answers, and find the sum of 3 addend problems. They'll be a party-saving hero in no time!
    Party Problems Worksheet
    Worksheet