DK Publishing
Addition: Count and Color, part 3
Approach addition with sets of objects to show scholars the operation visually. There are four sets of images here arranged as addends in an addition number sentence. Learners count them and color in the total in a final set. All answers...
DK Publishing
Special Symbols
Explore addition in different forms as you introduce youngsters to the addition and equals symbols. They examine three number sentences, each presented in three forms. As they record the sums, leaners will realize that these formats all...
Curated OER
Multiplying by Two-Digit Numbers
What's the product? Scholars multiply two-digit numbers as they complete 16 multiplication drill equations. There are two examples which demonstrate how to solve these step-by-step. Learners must regroup and show work, as demonstrated in...
Curated OER
Odd or Even?
There are multiple objectives at play here as scholars solve addition and subtraction problems and determine whether the sums and differences are odd or even. As they solve these, encourage pupils to observe patterns. What happens when...
Illustrative Mathematics
Pick Two
Learning to break apart numbers into smaller pairs is a critical step young mathematicians take as they develop their number sense. To practice this skill, children are provided with sets of three numbers and are asked to pick the two...
Curated OER
Smiling at Two Digit Multiplication!
How do I solve a two-digit multiplication problem? Your class tackles this question by walking through problem solving methods. They first investigates and applies traditional multiplication methods, and they then compare those with...
Curated OER
Worksheet 30 - Intervals
In this interval worksheet, students divide functions into intervals. They computer the upper and lower sums for the partition. This two-page worksheet contains approximately eight multi-step problems.
Curated OER
Addition and Subtraction Facts to 20 - Manipulative
Here is a good lesson plan that will allow your student to practice their addition and subtraction facts to 20. They practice facts using fact cards and practice strategies such as doubles strategies, and count to 10 strategies.
Curated OER
Math Lesson 14
In this math practice learning exercise, 1st graders practice their math skills of addition by completing the 20 pages of double digit addition equations.
Curated OER
Integer
Seventh graders examine the characteristics of an integer. As a class, they observe a number line and recognize opposite numbers. Algebra tiles, or counters, are used to explore the concept of adding integers. In groups, 7th graders play...
Curated OER
Ten Word Problems Solved Using Systems of Equations
In this quadratic linear systems of equations worksheet, students solve ten word problems using systems of equations. The solutions are provided.
Curated OER
Arithmetic Sequences
Find the sequence of an equation with your math super stars. They differentiate between arithmetic and geometric sequences and then calculate the sum of finite and infinite sequences.
Curated OER
Twenty-Five: A Math Card Game
Students calculate addition and subtraction problems using mental math. They add and subtract cards numbered one through nine until a player gets a sum of twenty-five.
Curated OER
Ten Cards Game
In this cards game, students play a card game in three rounds. In the first round, the student's objective is to gather the largest sum of cards. For round two, students try to gather cards to equal a sum of 50. In the...
Curated OER
Angle Sum and Difference
For this angle sum and difference worksheet, 11th graders solve 10 different problems related to determining the angle sum and difference of numbers. First, they determine the exact value of sine and cosine degrees. Then, students...
Curated OER
Sum and Product of the Roots
In this root worksheet, students determine the sum and product of given roots. They write quadratic equations for specified roots. This one-page worksheet contains ten problems.
Curated OER
Weaving a Story
It's time to investigate patterns! First and second graders construct a paper weaving using a hundreds chart, then use the Ti-10 calculator to make patterns such as adding 3 each time. Learners remove multiples of three from the hundreds...
Curated OER
Finding the missing vales and the sums for Geometric Series
For this geometric sums worksheet, learners find the indicated sum of eight geometric series, the missing values of ten series, and solves for twelve addition problems related to geometric series.
Curated OER
Quiz: 15 Estimating Fractions Sums and Differences
In this estimating fraction sums and differences worksheet, students complete a total of 15 problems. Answers are included on page 2. Labeled as quiz but suitable for practice.
Curated OER
Number Search: Make 10
In this make ten worksheet, learners find at least 12 number sentences that equal ten either by adding, subtracting or multiplying.
Curated OER
Polygons - Sum of Interior Angles
In this polygon activity, students determine the sum of the interior angles of a figure. Given the sum of the interior angles, they determine the number of sides of a polygon and the measure of one central angle. This one-page activity...
Curated OER
Grade 2: Spinning Sums
Second graders collect data by spinning two spinners and creating sums, organize the data, and make conclusions from the data. Each students makes a spinner. They spin and record the number of the section each time. Students work in...
Curated OER
Estimating Sums
In this estimating sums worksheet, students, working with a partner, practice problem solving five word problems involving estimation.
Curated OER
Math Quiz-Grade 3
In this math quiz activity, 3rd graders solve a total of 31 problems related to a variety of 3rd grade math concepts.