# 1st Grade Common Core: 1.OA.1

Common Core Identifier: 1.OA.1 / Grade: 1

Curriculum: Operations And Algebraic Thinking: Represent And Solve Problems Involving Addition And Subtraction.

Detail: Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.2

59 Common Core State Standards (CCSS) aligned worksheets found:
This worksheet has four very basic addition and subtraction word problems with an Easter theme.

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Use the animal pictures to help you solve basic subtraction facts.

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Mixed Math: B1 FREE

Tell how much money is shown. Write the numbers in standard form. Solve the addition and subtraction word problems.

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This week your students will read and interpret a bar graph, draw time on a clock, practice their addition and subtraction skills, and more!

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Here's another version of the addition table. This one has a pink bear graphic at the top.

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Play Bingo and learn basic subtraction facts at the same time! This printable includes 42 calling cards with subtraction facts on them and a class set (30) of bingo boards.

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Practice basic subtraction, skip counting, comparing numbers, and more with these word problems.

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Complete the mixed-up addition table by writing sums in the empty squares.

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Skills in this set include ordering numbers, operations, and very basic repeated addition.

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Challenge your students to solve these five single and multi-step word problems. Includes multiple addends, comparing, and basic adding & subtracting.

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Practice elementary math concepts such as skip counting, simple addition, place value with tens and ones, and more.

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In the first week of 1st grade Math Buzz, students will review basic Kindergarten skills. This file has 5 worksheets, one for each day of the week. Skills include basic addition, counting on a five-frame, writing numbers, and identifying basic shapes.

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With this week's word problems, students will add 3 or more numbers, show time on an analog clock, subtract, and more.

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In these files you have basic addition & subtraction, as well as addition with 3 addends. There's also one on comparing numbers, and repeated addition (multiplication).

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This week, students will practice reading tally marks on a chart, adding, subtracting, and counting.

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Print out these puzzle pieces to practice basic subtraction.

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This file contains a dozen word problems. Each one requires children to add or subtract.

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This file contains the next 5 word problems in the first grade set. All word problems have easy-to-read words, and require only basic addition and subtraction skills.

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Get some more daily practice with key math skills such as telling time, reading and making a tally chart, addition, and more.

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Practice important first-grade math skills with these daily word problems. This week's topics include basic addition and counting by tens.

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Fill in a tally chart, count by tens, draw lines to divide a shape into equal parts, and practice more important math skills with this week's daily word problems.

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In this game, kids take turns rolling a die. The number rolled corresponds with a column of math facts on the game board. They read the column of addition facts (with answers) as quickly as possible.

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This page has four mini charts that you can cut apart and give to students.

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This file contains 5 worksheets, with one problem on each page. There are 3 questions with multiple-steps and 2 with a single step. (Click the 'Alt' button below if you prefer color poster versions of these problems.)

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Students will use foundational math skills to find the answers to these five daily word problems.

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Print out this puzzle to practice basic subtraction. Minuends and subtrahends up to 9.

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This file has 5 worksheets, one for each day of the week. Skills include basic addition, place value with base-10 blocks, measurement with non-standard units, and solving word problems.

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On these 2nd grade WPs, kids will find more sums, differences, and products. Half require only one step and half require multiple steps.

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Help keep your students' math skills fresh with this next set of first-grade Daily Word Problems.

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In the final first grade Math Buzz worksheet set, students will draw coins to make 7 cents, find sums and compare, draw lines to divide circles into halves and quarters, find sums and differences.

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Use realistic scenarios described in these word problems to help students practice crucial elementary math skills.

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Finish this series strong with a picture graph, time calculations, and other interesting daily word problems. If you've been doing this set in order, your students may be ready to move on to our second grade series!

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This week students will use logic and reasoning skills, as well as other important math skills to solve these realistic word problems.

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*Scoot!*is a fun game that the whole class can play together. Students move to each desk in the classroom, solving basic addition problems. Game includes 30 task cards, teacher instructions, and a student answer worksheet.

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This version of the adding table has a blue bear at the top of the page.

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Help the mouse find the cheese. Along the way, answer the addition facts with sums to 20.

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This week your students will solve the word problems using skills such as counting, adding, and subtracting.

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Using this printable activity, students can find their matching puzzle piece by solving basic addition problems.

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Solve five more simple addition and subtraction problems with simple, easy-to-read vocabulary.

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Here are more problems related to basic addition and subtraction, as well as simple repeated addition (multiplication).

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If you've been doing one of these worksheets a day, you've made it past the 100th day of school! You might notice some of the problems are getting a bit trickier as you go on. This week we'll show time on a clock, read tally marks on a chart, count by tens, and more.

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This week, students will find the total value of the coins shown (pennies and nickels), compare sums (using <, >, or =), solve word problems, and tell time on an alaong clock to the nearest half hour.

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This week, students will complete a tally chart, add time and draw it on a clock, add, and subtract.

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Try this fun and free chain reaction game that teaches basic addition facts.

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Solve the basic subtraction problems with differences up to 9. This worksheet is decorated with Hanukkah clip art.

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More addition square brain teasers for students to solve; Sums up to 30; Medium level.

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Students complete the addition squares by putting numbers in boxes to make the given sums. Easiest level. 2x2 grid.

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Yet another set of addition puzzles on a 3 by 3 grid for students to solve.

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Memory match card game. Flip cards to match each addition fact with the correct domino.

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More level 1 addition squares; Includes 3 puzzles for students to solve; Sums up to 18

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Even more level level 1 addition puzzles to build students' logic skills.

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Most difficult math addition squares on a 3x3 grid. Challenging level.

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More difficult addition squares. Solve by placing numbers in boxes to find the given sums. 2x2 grid.

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