Curated OER
Number Lines and Whole Numbers
Use number lines to visually represent addition and subtraction equations. First, scholars complete an addition number sentence and represent the equation on a number line. Next, they examine a number line and write the corresponding...
Curated OER
Subtracting Three Numbers
Second and third graders practice subtracting problems with one digit, two digit, and three digit numbers. They complete 80 subtraction problems.
New Mexico State University
Number Rights
You do not have to be whole to be important. Individuals watch a video on the importance of rational numbers on the number line. Scholars use their knowledge to rename numbers on the number line as well as place rationals on a number...
Curated OER
Fourth of July Addition and Subtraction
What is Thomas Jefferson signing? Focus on American history with this cross-curricular math puzzle. Learners utilize addition and subtraction skills to solve the mystery of the Fourth of July. All numbers are 3-digit, and there are no...
K-5 Math Teaching Resources
Blank Number Lines Template
It's no secret that number lines are one of the most useful tools for elementary math teachers. Offering a series of six separate number lines of differing scales, this versatile template can be used when teaching about anything from...
Curated OER
Math Bingo Card Maker 4
In this math bingo activity, students complete 25 problems including addition, subtraction, multiplication, and division with one digits and negative numbers. This is also a link to make more math bingo cards.