EngageNY
Properties of Area
What properties does area possess? Solidify the area properties that pupils learned in previous years. Groups investigate the five properties using four problems, which then provide the basis for a class discussion.
Concord Consortium
Calculator Numbers
Know thy calculator. Young mathematicians use their calculators to answer a set of questions. They consider how the number of digits the calculator displays affects the answers to calculations. They then find examples of computations...
Curated OER
Basic Subtraction Facts: Missing Blanks
In this math worksheet, students solve 20 subtraction problems in which there is a missing number in each. Students use the number line to fill in the missing number in each problem.
Curated OER
Subtraction Fact Families
In this subtraction fact family instructional activity, students show fact families with a set of 3 numbers given in a box, 13 sets total. A reference web site is given for additional activities.
Curated OER
Subtraction
In this subtraction learning exercise, students find the differences for the double digit problems. Students solve 31 subtraction problems.
Curated OER
Subtraction facts
In this subtraction learning exercise, 2nd graders subtract one and two digit numbers from each other. Students complete 20 subtraction problems.
Curated OER
Visual Subtraction
In this math worksheet, students solve the problems that use the operation of subtraction for those who need visuals. The sheet is a teacher's guide.
Curated OER
Subtraction Facts -1 to 10
For this math worksheet, students solve the problems using the operation of subtraction to find the differences. The sheet is ideal for drilling exercises.
Curated OER
Subtraction Practice, Horizontal Problems
In this subtraction worksheet, students solve a total of 10 problems; all problems are set up horizontally in a graphic organizer.
Curated OER
Easier Way to Subtract
In this subtraction review worksheet, students read about the Tic Tac Toe method for subtraction and then use the method to solve some problems.
Curated OER
Compatible Numbers To Ten
Young scholars solve both addition and subtraction facts and discover the relationship between adding and subtracting equations. Students read real life word problems, extrapolate needed information, and write equations to solve the...
Curated OER
Using Addition To Subtract
In this addition and subtraction activity, 2nd graders solve 9 subtraction problems and find the missing digit in 9 addition problems.
Curated OER
Basketball: Number Sense
Third graders explore their addition and subtraction skills. In this number sense instructional activity, 3rd graders analyze different scoring possibilities for a basketball game. This instructional activity incorporates the use a video...
Curated OER
Roll Over! (There Were Ten In The Bed)
Students practice math, language, and music skills. In this interdisciplinary lesson, students learn the song "Roll Over!" practicing repeating word patterns and subtraction skills. Students improvise in the song by adding various...
Curated OER
Family Names
In this fact family worksheet, students examine a blank math cube with 10 squares. Students color some cubes red and some blue, then write a fact family for the numbers.
Curated OER
Missing Numbers
In this basic subtraction worksheet, students write in the missing numbers that make the subtraction equation correct. They then match the facts that go together by drawing a line between them. There are 12 problems to solve on this page.