1.OA.D.8 Operations and Algebraic Thinking worksheets for Grade 1
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1.OA.D.8
Determine the unknown whole number in an addition or subtraction equation relating three whole numbers.
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Missing 12 Worksheet
Help your kids find the missing number in this fun nature worksheet. Engage them with this educational exercise - combining teaching and fun. Encourage them to practice addition and subtraction skills. Look at the picture with them. Which equations have 12 as the missing number? Guide them to trace the dotted lines for the correct answers.
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Missing 12 Worksheet
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Missing Number Word Problems Worksheet
Read the word problems in this worksheet to your students. Help them understand the meaning, then translate the text into equations. Check the equations for accuracy, circle the correct solutions, and support your child as they learn to solve word problems.
Missing Number Word Problems Worksheet
Worksheet
Missing Number: Ferris Wheel Math Worksheet
Hop on the Ferris wheel and solve the equations in the baskets! If the missing number is 6, draw a line from the basket to the middle of the wheel. Kids Academy's addition worksheet will not only help practice pre-algebra but also keep kids entertained with its vibrant illustrations. So, go round and round and have fun with math!
Missing Number: Ferris Wheel Math Worksheet
Worksheet
What's the Rule Worksheet
Robots are here to help your child find the relationship between each set of numbers! Adorably illustrated worksheets use vivid pictures that each contain a rule. Look at each function machine and find the pattern or relationship between the input and output. Then, complete the sheet by circling the correct answer!
What's the Rule Worksheet
Worksheet
Missing Addend Word Problems Worksheet
Doing many addition and subtraction problems is key for fluency and mastery. Word problems can help kids understand how math works in everyday life. Our math worksheet uses fun scenarios and pictures to teach how to find the missing addend. It's the perfect tool to help kids understand math better!
Missing Addend Word Problems Worksheet
Worksheet
Subtraction Robot Sorter Worksheet
Help your child learn essential math skills with robot friends! Look at function machines and find if the rule is minus 3 or minus 6. Trace the dotted line to the robot with the correct rule when the pattern is found. Simple and delightful!
Subtraction Robot Sorter Worksheet
Worksheet
Counting in an Amusement Park Worksheet
Love amusement parks? This colorful worksheet is sure to delight your child as they solve basic addition problems with missing addends. Picture representations help them solve the math equations, while traceable lines help them accurately complete the drawings. No roller coaster ride here, but still loads of fun!
Counting in an Amusement Park Worksheet
Worksheet
Missing Numbers Worksheet
Elementary students can learn the important pre-algebra skill of solving for missing numbers! Our robots guide them along with number-filled bellies and missing answers in their hands. Kids can examine the other numbers in each graph, use the rule to solve the missing number, and check their work with the missing number to ensure correctness.
Missing Numbers Worksheet
Worksheet
Guess the Number Worksheet
Kids need a solid number sense to succeed in math. This fun, robot-illustrated worksheet will help them identify patterns between numbers. They will examine the function machine, find the rule, and use it to solve for the missing number. It's a great way to learn!
Guess the Number Worksheet
Worksheet
Find the Rule Worksheet
A function machine is an elementary math tool used to find an output by applying a rule, like addition or subtraction, to an input. Children use the diagram to understand the relationship between each input and output, with this worksheet helping them to analyze the machine and find the rule being used.
Find the Rule Worksheet
Worksheet
Addition Robot Sorter Worksheet
This worksheet helps your child understand addition. Have them trace the dotted lines to the correct equations: +8 and +5. It's a great way to aid their mathematical comprehension and get them comfortable with adding equations.
Addition Robot Sorter Worksheet
Worksheet
The Unknown Number with the Moon Phases Worksheet
Show your kids the moon one night! Explain why its shape changes during the month with a worksheet. Then, help them to solve math equations and trace the answer, where the missing number is '8'.
The Unknown Number with the Moon Phases Worksheet
Worksheet
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