Illustrative Mathematics
Christina's Candies
Help Christina figure out how many chocolate and lemon candies she has with a lesson on decomposing numbers. When presenting this context to the class, the teacher chooses the total number of candies and the number that are chocolate,...
Mental Arithmetic
Number Bonds to 10
First graders solve the sums up to 10 using the mental math strategy of number bonding. Thirty different addition facts on the worksheet allow for plenty of practice.
Curated OER
Solve Story Problems: Sold! A Mathematics Adventure
Young mathematicians listen to the book Sold!: A Mathematics Adventure by Nathan Zimelman where they encounter ways to solve story problems. They then create and solve start unknown addition and subtraction equations. Resource builds in...
Curated OER
Counting Seeds
Students practice skip counting strategies, estimation, and higher number addition. They estimate the number of seeds in bell pepper, and count seeds in groups of tens and ones after the teacher removes seeds from the pepper.
Curated OER
Butterfly Addition: Color by Numbers
Children learning to add numbers up to 11 develop the strategy of using the larger number as the first addend and counting on from there to find a sum. They define addition and review the meaning of the plus (+) symbol. To practice, they...
Curated OER
Practicing Addition Strategies
In this math worksheet, students add the numbers 5 and 6 using two different methods. They first count up from six. Students say seven, eight, nine, ten, eleven to get to their answer. The second method is to use doubles. They think five...
Curated OER
Problem-Solving Strategy: Act It Out
In this mathematics worksheet, 1st graders identify what time the concert starts and ends. Then they use a clock to act out the time and draw the hands on the clock to show when the concert will be over.
Curated OER
Doubling and Halving
A cute square-headed robot is here to help your class understand doubling and halving. Numbers go in his head and come out his ear doubled. Those same number then go in his ear and come out his head halved. This is a great way to show...
Curated OER
Multiplication Word Problems
You can use this resource to introduce younger learners to word problems involving multiplication. The concept is described, and example is provided, and then they can practice by solving each of the three practice problems provided. The...
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Early Mental Math: Practice
Pupils start from a given number and count forward by 1s, 2s, and 10s. They "make ten" in 4 addition problems, and add or subtract 2 in the rest. Finally, they circle the odd numbers in a list from 1-14.
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Mystery Jars: Make Your Own
There are many ways to implement this estimation and counting activity. Young mathematicians fill jars with objects to create "mystery jars." Add difficulty by using smaller objects. After counting, learners secretly record their exact...
Curated OER
Repeated Subtraction
Learners can find the difference using repeated subtraction. This set of 6 word problems encourages them to use repeated subtraction as the primary problem solving strategy.
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Teddy Bear Subtraction
Do this exercise to prime early learners for a day of subtraction. They discuss problem-solving strategies, listen to a story problem involving teddy bears, then go to their assigned math station. This is a great way to prime the day.
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Soaring Towers
How tall can your tower get? Implement shapes, building strategies, teamwork, and prediction in this interactive tower activity. Learners discuss past experiences with stacking materials, recalling ways they kept it from falling over....
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Addition Word Problems to 20 Independent - Practice Worksheet
First-grade mathematicians are encouraged to draw pictures to help solve ten word problems. Each of the problems will require your young counters to employ counting on strategies. The resource can be used for independent practice or...
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Add and Subtract within 20
The sums and differences only reach 20 in this arithmetic worksheet. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the...
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Count the Objects
Wow, that's a lot of stars! Learners count 101 stars from an array of five rows. This resource would work best projected since the explanation is on it. Also, if you do this as a whole-class problem, you can have pupils share strategies...
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Subtraction and Unknown Addends (to 20)
How many more gallons of fuel does Mr. George need to fill his car to capacity? This word problem uses the unknown addend strategy to get scholars subtracting and thinking about the relationship between mathematical operations. There is...
Carroll Country Public Schools
Ten Frame Practice
Ten-frames are great visual tools that support the development of number sense in young mathematicians. A multitude of ten-frames are included in this slide show that provide learners with practice with quickly and fluently identifying...
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All About Money
Few topics engage young mathematicians as much as learning about money. Through a series of shared readings and hands-on activities, children explore the US currency system, learning how to count money and calculate change as they create...
Artgig Studio
Mystery Math Town
You know you have stumbled on something interesting when you launch this app. You are suddenly taken into a world of mystery and intrigue, and of course, math-skills practice.
Curated OER
Balloon Fiesta
Students participate in a math activity that reinforces basic fact strategies including counting on from a greater number. They interact with pictures of hot-air balloons and discuss word and sentence equations that deal with how many...
Curated OER
Soak It Up
Learners role play where they assume the role of business executives who must decide which of three prototypes of paper towels would be the best buy for consumers. Students compare three products to determine the best value by using...
Curated OER
Problem Solving Process: One-To-One Correspondence
First graders observe and demonstrate a variety of problem solving strategies to solve problems involving one-to-one correspondence and whole numbers to 100. They discuss the steps of the problem solving process, and solve a word...
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