Curated OER
Add and Subtract Two-Digit Numbers
Learners complete two double-digit problems, one addition and the other subtraction. They also determine the missing addend in two additional problems. An explanation as to how to solve both problems is included.
Curated OER
Add and Subtract within 1000
The visual nature of this worksheet makes it ideal to project for an all-class warm up. Learners first complete two horizontal addition problems involving three-digit addends. Consider whether or not you will encourage them to rewrite...
Math Worksheets Land
Add and Subtract Multi-Digit Whole Numbers
Help young mathematicians see the value in addition and subtraction. Offering one addition and one subtraction problem, this activity walks students step-by-step through the solutions of each, starting in the ones place and working their...
Curated OER
Add up to 20
In this adding up to 20 instructional activity, students try to match each line of the rectangle to add up to 20 using any whole numbers they choose. Students have 6 blanks to fill in and 2 questions at the end.
Curated OER
Add Single Digits
In these twenty addition worksheets, students add one-digit plus one-digit numbers horizontally. Students find the sums for 200 problems.
Curated OER
Three Plus Two Digit Addition 2
Hone those math skills with this three plus two digit addition learning exercise. Learners work to solve 40 problems that require them to add two-digit to three digit numbers, some regrouping is required.
Curated OER
Add Tens and Ones
Six story problems challenge young mathematicians to add single- and double-digit numbers. Manipulatives would come in very handy for primary graders tackling this learning exercise. Some of the sums have addends as large as 25 and 33....
Curated OER
Adding 1- and 2-Digit Numbers (Regrouping)
This online worksheet provides 30 practice problems in which learners add single- and double-digit numbers. The sums require regrouping, so even though the interactivity is catchy, no accommodation is made for the fact that learners...
Curated OER
Subtraction Worksheet: Numbers to 19
In this subtraction worksheet, students solve 36 problems in which numbers below 20 are subtracted. The minuend has two digits and the subtrahend has only one.
Curated OER
Two Digit Addition With No Regrouping Worksheet #7
There is no need to regroup to complete this set of 20 addition problems. Learners will add two-digit numbers togther each sum.
Curated OER
Mentally Add Larger Numbers
In this addition worksheet, students solve problems in their heads. In this problem solving worksheet, students write answers to twenty problems.
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
Adding it Up!
These socks and towels each have three addends and are missing a sum; can your scholars figure it out? All addends are single-digit, however not all sums are. There are two examples done here, and once scholars have finished eight...
THUP Games
Monkey Math School Sunshine
Hang out at the beach and listen to some relaxing tunes, all while developing basic math skills. An endless source of fun and learning for young children!
CCSS Math Activities
Smarter Balanced Sample Items: 7th Grade Math – Claim 3
Does the explanation make sense? Sample items highlight claim three, communicating reason, in the Smarter Balanced assessments. Teachers use the 16 items to help show pupils the importance of communication and reasoning within...
Concord Consortium
Perfect Ten
How many ways can you make 10? Class members tackle three problems to find all possible ways three numbers add to be 10. The first is with positive integers, secondly with non-negative integers, and finally with real numbers. Pupils also...
Curated OER
Calculator Tricks: The Golden Prediction
Excite the class with a mathematical trick, a calculator, and a good number sense. They use the directions provided on each slide to make a list of numbers, use their calculator to divide, and find the golden mean. A little history on...
Curated OER
Adding Dice
Roll the dice! These addition number sentences are for beginning mathematicians, and each addend is displayed on a die. Learners add up two or three single-digit addends to find eight sums in the first half of this activity. Next, they...
1 plus 1 plus 1 equals 1
12 Days of Christmas 12 days of Christmas, Christmas, number sequence, numbers
It's time to celebrate the 12 days of Christmas with this fun set of full-color printables that would be ideal for early readers and counters during the holidays.
CK-12 Foundation
Whole Number Exponents: Teddy Bear Box
Five questions—multiple-choice, fill in the blank, and discussion—make up an interactive that challenges scholars to mail a teddy bear using the smallest box possible without squishing it. A box with movable sides allows mathematicians...
Scholastic
Voyage on the Mayflower for Grades 3-5
Following an online activity, scholars complete a Grafitti Wall in which small groups write words and phrases on chart paper pertaining to Pilgrims, the Mayflower, and Thanksgiving. Pupils perform a close reading then answer a series of...
Curated OER
Add Mixed Numbers with Like Denominators (A)
For this math worksheet, students solve 16 problems in which mixed numbers with like denominators are added. Problems are written in a horizontal format.
Curated OER
Add Mixed Numbers With Like Denominators (A)
For this math worksheet, students solve 16 problems in which mixed numbers with like denominators are added. Problems are written in horizontal format.
Curated OER
Order Numbers On a Number Line
Fifth and sixth graders study the use of a number line to add integers and they observe a teacher demonstration of how to add integers on a number line. Afterward, they construct a number line and use the number line to solve addition...