Curated OER
Switch Partners
In this addition partner numbers worksheet, students circle the partners in the first drawing and write the number the partners make. Students then switch the partners and circle the switched partners in the second drawing. Students...
Curated OER
Easter Bunny Feeding Times (A)
In this math worksheet, students fill in the missing numbers in 24 problems. Students figure out the missing digits in the addition, subtraction or multiplication examples and fill them in the blanks. There is an Easter bunny theme.
EdHelper
Subtraction
In this subtraction worksheet, students find the missing numbers to complete the double digit subtraction facts. Students solve 14 problems.
Curated OER
Finding Missing Sums and Addends
In this sums/addends worksheet, students find missing sums and addends in a set of 20 problems. Problems add 1 and 2-digit numbers. Answers included on page 2.
Curated OER
Relate Counting to Addition and Subtraction
Use patterns to practice basic addition; pupils count by two, starting from eight and counting on to 20. They record the five numbers missing from the sequence. Below, the worksheet walks learners through the process...
Curated OER
Star Math
Practice basic subtraction and addition with your kindergarten class. The first two sections of the instructional activity feature simple addition and subtraction problems, written in the horizontal format. The last section provides the...
Math Worksheets Land
Recognize Area as Additive - Step-by-Step Lesson
Do your scholars have a basic understanding of area calculations? Give them an extra challenge with this irregular shape missing one of its length measurements. Using the given lengths, they figure the area of the entire shape. The...
Curated OER
Four-Digit Addition without Regrouping
In this 4 digit addition worksheet, students solve the 15 four digit addition equations by finding the missing numbers in the equations.
Curated OER
Addition and Subtraction
For this addition and subtraction worksheet, students use the number line to help find the missing numbers for the 23 single and double digit problems.
Arcademics
Swimming Otters
Otters swim through numerical gates carrying multiplication equations with a missing factor. By choosing the gate with the correct missing factor, players make the otter swim faster in the online game.
Curated OER
Inverse Relationships (5)
In this addition and subtraction fact family worksheet, students use the numbers given to fill in the missing numbers in each pair of fact families. Students solve 60 problems.
Curated OER
Keep on Counting
In this early childhood math practice learning exercise, students use problem solving skills to find the missing numbers in 6 addition charts. Students also respond to an extension question.
Curated OER
Addition and Subtraction
In this addition and subtraction worksheet, students fill in missing numbers in addition and subtraction problems, helping "Molly get out of the pyramid." A reference web site is given for additional activities.
Curated OER
Subtraction and Unknown Addends
A brief addition word problem has learners searching for the missing addend. They read about Mr. George, who already has five gallons of fuel in his car. Knowing the car can hold eleven gallons, they compute how many gallons he needs....
Curated OER
Fact Families
In this fact families worksheet, 1st graders write four related addition fact problems that have a sum of eight. They write four addition problems with the sum of nine. Students solve three word problems.
Curated OER
Math Online Exercises
In this variety of online math problems worksheet, learners fill in the missing numbers on two number ladders, solve/calculate thirty-six addition, subtraction, multiplication and division math problems and answer three word sentences....
Curated OER
Online Math Problems
In this online math problems worksheet, students solve a variety of exercises including four addition and subtraction picture problems, figure out the sequence in four sets of numbers, practice nine calculations and find the missing...
Curated OER
Two Groups and a Total
In this adding worksheet, students read one numeral plus another numeral and circle the corresponding numbers of balls and then read the total number plus one numeral, circle the corresponding balls, and write the numeral in the...
Curated OER
Online Math Problems
For this online math problems worksheet, students complete a variety of math problems including two tables dealing with money and filling in the missing numbers in twenty-four addition and subtraction math problems. Students check their...
Curated OER
Complete Number Sentences
In this addition activity, students solve 14 problems in which the missing addend in an addition problem is filled in. All problems will have a sum of 100.
Curated OER
Relate Addition and Subtraction: Practice
In this addition and subtraction worksheet, students find the missing numbers for the addition and subtraction equations. Students then complete the fact families for the addition and subtraction equations. Students finish with two test...
Curated OER
Addition Using Blocks #2
In this addition worksheet, students look at block and their accompanying numerical values, then fill in missing numbers to complete simple addition problems. Worksheet is labeled as a sample from a subscription site.
Curated OER
Place Value Chart
For this place value worksheet, students fill in the missing numbers, hundreds, tens, and ones into the place value chart with three digit numbers. Students complete 7 problems.
Curated OER
Math Puzzle Worksheet: Box Addition Version 4
In this math puzzle worksheet, students fill in missing numbers in boxes to complete a puzzle; totals are given for rows and columns, missing numbers are part of the correct totals.