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
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...
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
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.
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
Mentally Add and Subtract 10 or 100
Get your mental mathletes in top form with this number sequence worksheet! They must add or subtract 10 from a number to complete these number lines, finding the missing three-digit numeral from a list of answers. Encourage verbal or...
Curated OER
Numbers and Operations as Words
Teach numbers in word form with this activity. In this numbers and operations worksheet, learners solve 22 problems in which numbers are written in word form. Students solve the problems and write their responses in word form. Example:...
Curated OER
Mentally Add and Subtract 10 or 100
Find the missing digits in these number sequences. Each of the ten has one missing number and scholars must figure out what it is. Here's the pattern: all of these sequences involve counting by 10s. Learners add or subtract 10 to...
Math Worksheets Land
Add and Subtract within 100- Guided Lesson
Word problems are the name of the game here, and each one comes with an image to help learners visualize the math operation. Careful, though; the visual for the first scenario is confusing. The problem gives a total number of sports...
Curated OER
Add Whole Numbers
In this addition activity, students add three and four digit numbers together. Students complete 96 addition of whole numbers problems.
Curated OER
Addition with Three Arguments
In this addition practice worksheet, students practice their computation skills as they solve 40 problems that require them to add 1 and 2-digit numbers. Each problem has 3 addends.
Curated OER
Three Addend Addition 2
For this addition practice worksheet, students use their problem solving skills to solve 8 problems that require them to add multiple digit numbers. Each problem has 3 addends.
Curated OER
Addition and Subtraction 3 Numbers combination
In this computation instructional activity, learners add and subtract three numbers. The seventeen problems all involve parenthesis. Students use order of operations to correctly solve each problem.