Curated OER
Find the Sums (Under 100)
All of these sums are under 100: learners practice with three types of addition problems, each with two equations. First, they add a double-digit and single-digit number. Then, scholars add two double-digit numbers, one being a multiple...
Illustrative Mathematics
Adding Multiples
Mathematicians practice communicating why the sum of two multiples of a number results in another multiple of that number. Encourage learners to construct a viable argument by applying the distributive property or by drawing a diagram....
Concord Consortium
Sum and Product
From linear to quadratic with a simple operation. An exploratory lesson challenges learners to find two linear functions that, when multiplied, produce a given parabola. The task includes the graph of the sum of the functions as well as...
Education Development Center
Consecutive Sums
Evaluate patterns of numbers through an engaging task. Scholars work collaboratively to determine a general rule reflecting the sum of consecutive positive integers. Multiple patterns emerge as learners explore different arrangements.
Curated OER
Adding Multiple Digits Practice Sheets A and B
In these two finding the sums worksheets, students add two-digit and three-digit numbers with regrouping and four-digit and five-digit numbers with regrouping. Students solve 39 problems.
Curated OER
Multiples Worksheet (2 of 2)
In this multiples practice worksheet, students examine eight 1 and 2-digit numbers. Students record the first 8 multiples for each of the numbers. An example is provided.
Curated OER
Relating GCF and LCM for Grade Six
In this relating GCF and LCM for Grade Six worksheet, 6th graders answer ten multiple choice questions about factors and multiples, with answers available onscreen.
Curated OER
Leveled Problem Solving: Least Common Multiple
For this least common multiple practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Flipped Math
Unit 3 Review: Parallell and Perpendicular Lines
Learners watch a quick review on the Parallel and Perpendicular Lines unit. The pupils work through ten review problems ranging from identifying types of angles formed by parallel lines and transversals to writing equations of parallel...
Curated OER
Countdown Challenge: Tricks for Finding Multiples of 3 and 4
In this tricks for finding multiples worksheet, students explore rules of divisibility. They compute the sum of the digits to determine if a number is divisible by three. Additionally, students identify the last two digits of a number to...
Curated OER
Addition
Each of these addition equations involves two addends that are multiples of 10. Although there isn't any regrouping necessary, some of the sums are three-digit. The first 16 of these 28 equations are vertically oriented and the second 12...
Curated OER
Column Addition, 4-Digit Numbers
Just follow the columns! Young mathematicians complete 16 addition problems with five addends each. They examine two examples before doing these, and the example problems demonstrate carrying one and two into the next column. Encourage...
Illustrative Mathematics
Find the Angle
This a fun problem for young geometers to play with while gaining important insight into deductive reasoning. Some will find the answers very quickly, others might take a less direct path, but all will use their knowledge of the sum of...
Curated OER
Multiples of 3 number search
In this number search worksheet, students search for equations that equal multiples of three in a number search. Students search for 9 equations.
Curated OER
Number search: multiples of 7
In this number search worksheet, students search for equations that equal multiples of seven. Students search for 10 equations in this number search.
Curated OER
Math Vocabulary Multiple Choice Words Worksheet
In this math vocabulary activity, learners complete multiple choice problems where they match the correct math vocabulary word to its definition. Students complete 15 questions.
Curated OER
Addition and Subtraction of Rational Expressions
In this rational expressions instructional activity, 9th graders solve and complete 15 different problems that include adding and subtracting rational expressions. First, they define Least Common Multiple to get a common denominator in...
Curated OER
Sums With Tens
In this addition worksheet, 1st graders find the sums in 9 problems in which they double a multiple of 10, such as 60 +60 =. They add 11 plus 11 in the last problem.
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...
Curated OER
Divisibility Theorem (Sum)
In this divisibility worksheet, high schoolers solve 1 word problem. Students find three unknown variables given information about their divisibility and sum.
Curated OER
Tessellations Multiple Choice
In this tessellations activity, students answer questions about the characteristics of tessellations. They identify polygons that will and will not tessellate. Students determine the sum of angles in a polygon tessellation. This...
Curated OER
Circles Terminology Multiple Choice
In this circles worksheet, students solve 10 multiple choice problems. Students answer questions about diameter and chord relationships, tangent lines to a circle, circumference, the Pi relationship, etc.
Curated OER
Estimating Sums
In this estimating to ten and hundred instructional activity, 3rd graders estimate 16 math problems by rounding to the nearest ten and 4 by rounding to the nearest hundred. Students answer 1 word problem and 2 multiple choice questions...
EngageNY
Divisibility Tests for 3 and 9
Who knew the sum of a number's digits gives such interesting information? The 18th installment of a 21-part module has scholars investigate division by three and nine. After looking at several examples, they develop divisibility tests...