Curated OER
Mentally Add Two 2-Digit Numbers pg. 1
Mental math addition is the focus of this worksheet. Students apply a strategy outlined in the worksheet to find the sums. In this worksheet, students find the answers for twenty problems. Answers appear at the end.
Curated OER
Adding Money
In this consumer math addition activity, students add three-digit dollars and cents numbers with regrouping. Students solve 20 problems.
Curated OER
Adding By One Digit
In this addition worksheet, students find the pattern. Students must determine which one digit number to add in order to find the missing number. There are one hundred and fifteen problems in all.
Math Salamanders Ltd.
Adding 1s, 10s, 100s, and 1000s
In this addition activity, students complete a 13-row chart. They start with three or four-digit numbers and add 1, 10, 100, or 1000 to each number to fill in the chart. The last four questions require subtraction because the initial...
Illustrative Mathematics
The Napping House
How many people and animals can cram into a single bed? Find out with this cross-curricular math and language arts lesson. Following along with a reading of the children's book The Napping House by Audrey Wood, young mathematicians...
Curated OER
Addition and Subtraction of Fractions
Students demonstrate how to solve addition and subtraction of fractions. In this fractions instructional activity, students use folded paper to shade in fractional parts and identify the sum of the parts shaded.
PBS
Add, Subtract and Multiply Fractions
Your future chefs will appreciate this comprehensive lesson where learners practice operations on fractions using pizza and soup analogies. Learners begin with a pizza analogy that requires the learners to multiply a whole...
West Contra Costa Unified School District
The Power of Ten: Building a Magnitude Model
Add visual representation to teaching place value with a magnitude model. Using adding machine tape, pupils build a linear place value strip from 1 to 100.
Illustrative Mathematics
Baking Cookies
You can never have enough cookies, but do you have enough ingredients? This activity allows your bakers to discover how many batches of cookies they can make with the ingredients provided. Also useable as an independent assignment, your...
Curated OER
Fractions and Wholes
Lower elementary learners recognize solid shapes distributed for making fractions. Each individual uses a wheel and determine which part of a fraction is missing. This is a great lesson for your visual learners!
Illustrative Mathematics
Making 22 Seventeenths in Different Ways
There is more than one way to determine a sum. Scholars demonstrate their understanding of the decomposition of fractions similar to the decomposition of whole numbers. The short task requires pupils to determine which sums of fractions...
Curated OER
Operations with Positive Fractions and Decimals
Explore the concept of fractions and decimals! In this fractions and decimals instructional activity, pupils use fraction tiles to express fractions. They play a fraction review basketball game where when a team gets a question correct...
K20 LEARN
Decomposers—Fraction Style: Fractions
"What are fractions composed of?" is the essential question of a lesson designed to enhance understanding and strengthen the foundation of adding fractions. Mathematicians start by discussing what makes an equation true or false,...
Curated OER
Multiplication and Areas
Upper graders solve problems involving measurement of squares and rectangles to practice multiplication skills, finding area, and calculating prices and percentages. A performance assessment is included.
Illustrative Mathematics
Shrinking
Is Aunt Nancy shrinking? Find out by calculating with the average height women lose each year. The activity practices multiplying and dividing with decimals and rounding the final answer.
Curated OER
Doubles and Halves 3
Build mental math skills by teaching learners to double and half three-digit numbers. They start out by doubling one of seven double-digit numbers. Next, they discuss their strategy, and then practice doubling and halving 3-digit...
EngageNY
Scientific Notation
Young mathematicians learn how scientific notation is meant to save time. Part 10, out of a series of 15, asks scholars to recognize the correct use of scientific notation and finish by adding and subtracting numbers using...
Curated OER
Identifying Patterns
Find the pattern! Eighteen number sequences challenge scholars to identify and complete the pattern, adding at least four digits to the given numbers. All the sequences here involve skip counting by various single-digit numbers,...
Curated OER
How Do You Spend Your Money?
Fifth graders examine ways to save and spend money. They look at ways that people earn, save, and spend money using chapters from Tom Birdseye's Tarantula Shoes. They add and subtract decimals to fill in a worksheet entitled, "Is It a...
PBS
Math with Jake: Ratios and Fractions
And the beat goes on. The installment of the Math at the Core: Ratios series introduces time signatures in music. A musician shows the relationship between different types of musical beats. Working in pairs, classmates create beat...
Utah Education Network (UEN)
Fluency
Become fluent in the language of mathematics. Scholars learn to divide multi-digit whole numbers as well as see how to determine the greatest common factor and least common multiple. They also investigate how to apply the distributive...
Curated OER
Tens and Units
Images of base ten blocks are used to reinforce counting past 10. Learners will count along, adding units to each 10 as they go from 10 to 30. Each number is shown on a 100 block, as blocks of 10s and 1s, and in numeric form as...
Granite School District
Activities that Build Number Sense
Have fun while building the number sense of young mathematicians with this list of ten-frame learning games. From developing cardinality and counting skills to learning place value and basic addition strategies, ten-frames are excellent...
Doina Popovici
Soccer Addition and Subtraction
Students compete on two teams practicing adding and subtracting whole numbers. After each correct answer, students attempt to make a goal by kicking a soccer ball.
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