Curated OER
Addition Practice: Sum to 10
In this early childhood addition practice worksheet, learners find the sum in 42 addition problems which require them to add 1 digit numbers to 1 digit numbers.
Curated OER
Missing Number Sum Activity
In this missing number worksheet, students fill in missing addends to reach the sum of 19, 8 problems total, then answer additional related questions.
Curated OER
Missing Sums and Addends
In this missing addends worksheet, students fill in the missing sums and addends in the addition questions. Students solve 20 problems.
Curated OER
Missing Sums and Addends
In this missing addends worksheet, students fill in the missing sums and addends for the addition questions. Students solve 20 problems.
Curated OER
Sums
In this addition activity, students add two-digit vertical numbers with some regrouping to find the sums. Students solve twelve problems.
![Santa's List Sums [D1] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217918/large/nziymzuxlmpwzw.jpg?1414307644 "Santa's List Sums [D1] Worksheet")
Curated OER
Santa's List Sums [D1]
In this finding sums activity, students total numbers of boys and girls to come up with a final number for "Santa." Answers on page 2.
![Santa's List Sums [G1] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217915/large/nziymzq4lmpwzw.jpg?1414307643 "Santa's List Sums [G1] Worksheet")
Curated OER
Santa's List Sums [G1]
In this sum worksheet, students add total of boys and girls to find totals living on various streets. Answers are included on page 2, Christmas theme.
Curated OER
Finding Largest Sum
In this addition worksheet, learners arrange the numbers 2, 7, 5, and 8 to get the largest sum Students write the numbers in the boxes and then find the sum. Learners then explain how they know this is the best way to arrange the numbers.
Curated OER
Easter Addition
In this Easter addition worksheet, students problem solve and calculate the answers to twenty-five addition equations and color all of the Easter eggs that have an even numbered sum.
Curated OER
Easter Addition
In this Easter addition worksheet, students problem solve and calculate the answers to twenty-five addition equations and color all of the Easter eggs that have an even numbered sum.
Curated OER
Easter Addition
In this Easter addition worksheet, students problem solve and calculate the answers to twenty-five addition equations and color all of the Easter eggs that have an even numbered sum.
Curated OER
Magic Squares
In this magic squares instructional activity, students add up the sum of the rows, columns, and diagonals to see if they are all the same and write the magic number. Students complete 4 magic squares.
Curated OER
Use the Clues
In this reasoning instructional activity, 2nd graders, after looking over the example, read 3 clues 3 times to find the 3 numbers that make each sum in 3 boxes.
Curated OER
Add and Compare enrichment 10.5
In this addition worksheet, students add the ones columns and fill in the carry squares, add the tens, then order the sums. Students solve ten problems.
Curated OER
Two Digit Addition and Subtraction (T)
In this two digit addition and subtraction worksheet, students add and subtract two digit numbers. Students complete 49 two digit addition and subtraction problems to find the sum.
Curated OER
Sums of 10
In this addition worksheet, learners solve a total of 50 problems adding 10 to 1-digit numbers. A website reference for additional resources is given.
Curated OER
Two-Digit Numbers Ending in 8 or 7
In this mathematics instructional activity, students circle the dots to form a complete ten and compare their problem to the one with just ones' digits. Then they add each problem and write down the corresponding problem with just the...
Curated OER
Sums 2
In this early childhood addition practice learning exercise, students use their problem solving skills to solve 8 problems that require them to add 1 and 2 digit numbers.
Curated OER
Using 10 to Add 7, 8, and 9
In this adding worksheet, students learn to make a ten when adding the numbers 7, 8,or 9. After looking at the examples, students solve 10 problems with addition facts.
Curated OER
Addition Properties
Addition becomes much simpler once scholars understand its properties. They examine the commutative property through five equation pairs. For each, the addends have been switched and scholars must fill one in. The next six problems give...
Curated OER
Santa's List Sums (Hi)
In this adding single digit numbers worksheet, students observe a chart of street names, boys, and girls and find the total number of boys and girls on each street, the total number of children, and the total number of each sex. Students...
Curated OER
Crabby Math
Here are 4 different (yet related) worksheets and an answer key for each. The class will work through each sheet, adding single-digit number to find sums. They then color in the sums that meet each worksheets instructions. For example:...
Curated OER
Making a Ten
An addition table supports third graders as they learn strategies to improve their math fluency. When finding sums greater than ten, students are taught how to first make a ten and then add on the rest. A similar method is also...
Concord Consortium
The Trouble with Tables
Tackle these tables. A performance task has learners complete two puzzles using addition and subtraction. They must fill in tables with missing addends, sums, minuends, subtrahends, or differences.