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Fuel the Brain
Doubles
Word problems can confuse your young learner, especially when the problem asks for "double that number." Using simple addition, your learner will learn how to find the solution to a problem that requires them to take the information from...
Curated OER
Missing Addends
In this addition worksheet, 2nd graders work toward finding the missing addends. students complete 3 problems using the given problems and pictures for visual assistance.
Curated OER
Addition
In this addition worksheet, students solve 20, 3-digit addition math problems mentally. Students put their answers down on paper, but do not work out the problems on paper.
Curated OER
Two-Digit Sums With Regrouping
In these twenty addition worksheets, students add two-digit plus two-digit numbers with regrouping. Students solve 200 problems.
Curated OER
S + T Two Minute Test
In this addition worksheet, students add to solve the single digit equations in a timed 2 minute test. Students add to solve 80 problems.
Curated OER
Summer Addition 2
In this addition activity, students add the single digit problems and use the pictures for help. Students solve 8 addition problems.
Curated OER
Primary Understanding and Use of Place Value
Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...
Curated OER
Yummy Gummy Subtraction
Here is a quick 15 minute lesson intended to introduce subtraction. Learners count and subtract gummy bears to complete 5 problems. The lessons suggest that the gummy bears can be saved and used the next day, but gummy bears get gross...
Curated OER
Estimating Differences of Money
When it comes to money math, show scholars that estimation is their best friend. They round money values to the closest dollar, 10 dollar, and 100 dollar increments, solving 19 addition and subtraction problems with approximate answers....
Illustrative Mathematics
1.OA, NBT, The Very Hungry Caterpillar
First graders are exposed to addition of three whole numbers in a math activity centered around Eric Carle's, The Very Hungry Caterpillar. As the teacher reads, young mathematicians use counters and ten-frames to symbolize the number of...
Curated OER
Investigation - Who is Right?
Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.
Curated OER
Addition Drills, part 3
Here's an addition drill for scholars who are already comfortable with regrouping. There are 30 horizontally-aligned problems here, each with two 2-digit addends. Mathematicians use three examples as reference as they solve each of...
Illustrative Mathematics
How Many Colored Pencils?
Support young mathematicians' interpretation of place value in order to multiply single-digit numbers by 10. The task builds upon and enhances a learners' understanding of place value, a second grade skill, while introducing...
DK Publishing
Special Symbols
Explore addition in different forms as you introduce youngsters to the addition and equals symbols. They examine three number sentences, each presented in three forms. As they record the sums, leaners will realize that these formats all...
World Wildlife Fund
Arctic Take 6
The magic number is six! Using a 6x table, young math stars practice adding, subtracting, multiplying, and dividing two-digit numbers with the number six. This worksheet also touches on making tessellations with hexagons.
Curated OER
Addition Word Problems - Two Addends
Find the sum for each of these 5 word problems. Learners add two numbers together to get an answer.
Curated OER
Ones and Tens Place Value
As scholars examine place value, these exercises help them incorporate addition and grouping. First, they answer three missing-addend questions, each with 10 as the given addend. Because all of the missing numbers are single-digit, this...
Curated OER
What's Missing?
Add a challenge for your young mathematicians' adventures in double-digit addition. Instead of simply computing sums in the 9 problems, they work backwards to fill in blanks among the addends. Resource makes a terrific extension or...
Curated OER
Area Model of Multiplication Using Base 10 Manipulatives
Explore two-digit multiplication with your class as they work in groups to build models of two-digit multiplication using base 10 manipulatives. They construct rectangles replacing standard numbers with equivalent place values using...
Curated OER
The Part-Adder 2
Third graders use mental-math strategies to solve two-digit plus two-digit addition problems. They observe and discuss online demonstrations, solve word problems as a class, and independently solve problems and describe their solutions...
Curated OER
Adding 1 and 2 digit numbers
In this addition worksheet, learners add one and two digit numbers together to find a sum without regrouping. Students complete 200 problems.
Curated OER
Go Ahead, Create Problems: Enrichment
In this addition problems learning exercise, students create six addition problems. In the problems, students use three two-digit numbers in each. Students make a ten to solve three problems and use doubles to solve the other three...
Curated OER
Solving addition equations
In this addition equations worksheet, learners solve equations with variables that have one and two digit numbers in them. Students complete 4 problems.
Curated OER
Adding 6 to a Single Digit
In this addition worksheet, students practice adding the number 6 to a number less than 10. There are 10 addition problems to solve on this worksheet and the answers are on the second page.