EngageNY
Percent of a Quantity
Visualize methods of finding percents. Classmates find a percent of a quantity using two methods including a visual model in the 26th lesson in a series of 29. By the end of the lesson, scholars find percents given a part and the whole...
DK Publishing
Subtracting Big Numbers, part 2
Get some subtraction practice with a multi-faceted math instructional activity. After reviewing two sample subtraction problems at the top of the page, third graders solve for the differences of vertical problems, horizontal problems,...
Curated OER
Quiz: Find a Pattern
Learners respond to 11 questions that require them to examine numbers and identify patterns. They also solve four math word problems regarding patterns.
EngageNY
One-Step Problems in the Real World
Mirror, mirror on the wall, which is the fairest resource of them all? Individuals write and solve one-step equations for problems about angle measurement, including those involving mirrors. Both mathematical and real-world problems are...
EngageNY
From Ratio Tables, Equations and Double Number Line Diagrams to Plots on the Coordinate Plane
Represent ratios using a variety of methods. Classmates combine the representations of ratios previously learned with the coordinate plane. Using ratio tables, equations, double number lines, and ordered pairs to represent...
Curated OER
Subtraction - Find the Missing Numbers
In this subtraction worksheet, 3rd graders find the missing numbers in 8 subtraction problems. They estimate the differences in 4 three and four digit subtraction problems before calculating each answer.
Curated OER
Proportions
In this ratios worksheet, students find the missing number in the second ratio in the problem. Students complete 9 ratio/proportion problems.
Curated OER
Math Lesson Plan : Finger Counting
Create a class of mathematics master. They practice addition to ten until they have mastered the skill. They use their hands to add numbers and eventually find the missing addend to make a sum of 10. They also subtract a single digit...
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...
Curated OER
Subtract One-Digits
In this finding the missing number worksheet, students read the greater number and the difference and supply the missing number. Students solve 7 problems.
EngageNY
Special Relationships Within Right Triangles—Dividing into Two Similar Sub-Triangles
Why are right triangles so special? Pupils begin their study of right triangles by examining similar right triangles. Verifying through proofs, scholars recognize the three similar right triangles formed by drawing the altitude. Once...
Math Worksheets Land
Unknown Numbers in Sums and Differences
You've hit the word problem jackpot with this set of 10 addition and subtraction scenarios! For each, learners have to find a missing number. Sometimes it is the sum or difference, and for others, an addend or minuend. For each, there is...
Curated OER
Subtraction and Unknown Addends
Using images helps budding mathematicians grasp difficult subtraction concepts. In this set of three word problems, they examine sets of objects which are reflected in each scenario. To approach subtraction in a more accessible way, the...
Curated OER
Using Missing Factors in Equations
In this math worksheet, students learn how to use a multiplication chart to help find missing factors. Students are directed to use the "chart on page 5" (not included here) to solve 45 problems.
Curated OER
Scaling Figures Two
For this similar figures worksheet, students find the missing side of the larger figure when the smaller figure's sides are given. Students complete 4 problems.
Curated OER
Count in the Hundreds, Missing Numbers
In this counting and sequencing in the hundreds activity, students identify and fill in the missing number to complete 7 horizontal number chains each with 8 missing numbers.
Curated OER
Missing Numbers in Equations (B)
In this elementary algebra learning exercise, 3rd graders identify the missing number in 32 subtraction equations. They find the value of each variable.
Curated OER
Patterns
In this patterns worksheet, students find the missing number, shape, or letter needed for the patterns. Students complete 10 multiple choice questions.
Curated OER
Find Missing Fraction Worksheet
In this fractions worksheet, students analyze the positive and negative fractions on eight number lines. Students name the two missing fractions on each number line.
Curated OER
Multiplying and Dividing by 10
Once young mathematicians understand how easy it is to multiply and divide by 10, they'll be hooked! They complete four sections of 12 problems each, all involving this skill. First, scholars find the product of various whole numbers...
Illustrative Mathematics
Sharing Markers
Let your first graders translate these word problems into subtraction sentences. Some of the equations involve finding the answer after Char gives some of her markers away, while others require finding the amount of markers Char started...
BW Walch
Solving Systems of Linear Equations
Solving systems of equations underpins much of advanced algebra, especially linear algebra. Developing an intuition for the kinds and descriptions of solutions is key for success in those later courses. This intuition is exactly what...
Willow Tree
Solving Equations and Inequalities with Absolute Value
The concept of absolute value can be difficult for learners to grasp. Reinforce their understanding of a basic absolute value expression and connect it to solving equations and inequalities. Scholars write two equations/inequalities to...
Curated OER
Find the Missing Word
In this missing word activity, students determine the missing word in a sentence. Students may click on an answer button beneath each sentence to check their work.