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...
DK Publishing
Real-Life Problems, Large Numbers
Do your fourth graders have a hard time showing their work when solving word problems? This helpful worksheet provides two separate spaces for students to show their work and to fill in the answer. The first problem is solved for them as...
CK-12 Foundation
The Real Numbers: Adding Electrons
Get a charge out of a great resource! Scholars use an interactive to explore addition and subtraction of integers. They add or remove electrons in an atom model to consider its charge.
Facing History and Ourselves
Responding to Difference
James Berry's poem, "What Do We Do With a Difference?" launches a lesson that asks class members to consider the ways people respond when they encounter someone different from themselves. After analyzing the poem and discussing how they...
Curated OER
Lesson Design Protocol: Add and Subtract
Addition and subtraction are studied in this math lesson. Upper graders add and subtract whole numbers up to 1,000 with and without regrouping.
Grammar Net
Numbers 1-30
Jot down some figures with an activity about printing numbers. First, learners fill in the blanks with the numbers next to their printed forms. Then, they complete simple addition and subtraction problems with numbers that are...
Curated OER
One More or One Less?
Hook new mathematicians with a candy-themed approach to addition and subtraction. They examine 10 numbers (not exceeding 19) printed on candy wrappers. For each, learners calculate and record numbers with values one more and one...
Curated OER
The School Store
Students choose between the operations of addition or subtraction to solve a real life problem. In this addition and subtraction lesson, students make a chart of items sold in the school store. Students then work in teams to apply...
Curated OER
Using Tens Frames To Build Addition And Subtraction Facts To Ten
Learners review the basic addition facts through ten. They use tens frames to show number patterns and number families. They also form subtraction facts to ten using dot patterns on a quinary frame. Given a number sentence they find...
Curated OER
Which Operation To Use?
In this basic addition and subtraction activity, 2nd graders will determine the correct operation to use. Students will study 8 problems and the given answer, deciding if the correct sign to use will represent addition or subtraction.
Curated OER
Mixed Operations
In this mixed operations worksheet, students use the order of operations rule to help them solve the multiplication, division, addition, and subtraction problems.
Curated OER
Addition and Subtraction of Polynomials
For this polynomial worksheet, students add and subtract polynomials by identifying and collecting like terms. Twenty problems are provided on this two-page worksheet.
Curated OER
Brain Booster
In this daily math problem worksheet, students complete a hundreds board activity that uses a smiley face format on the board. Students solve the addition and subtraction problems to complete the board.
Curated OER
Addition Vocabulary Word Jumble
In this word jumble learning exercise, students unscramble the letters to spell words about addition and subtraction terms. Students spell 12 words.
Curated OER
Addition And Subtraction of Decimals
Learners participate in a lesson of adding and subtracting decimals. They should review place values with decimals before beginning the lesson. The lesson plan also includes sample problems for the teacher to use in direct instruction....
Curated OER
Addition and Subtraction of Rational Expressions
In this adding and subtracting rational numbers worksheet, students add and subtract 20 sets of fractions with polynomial denominators. Students compute common denominators.
Curated OER
Addition and Subtraction Vocabulary Problems
For this addition and subtraction worksheet, learners use the number sentences and clues to determine the numbers for each problem.
Curated OER
Related Addition and Subtraction
These fact families are missing a member! Learners examine a set of three equations from the same fact family and write in the one that is missing. There are two more similar questions here. There are no directions, so be sure your kids...
Curated OER
Length Addition and Subtraction Word Problems
These measurement word problems can be tricky! Scholars will need to keep track of numbers as they determine who has the shortest bed, the longer car key, and a bus longer than nine meters. For each, there is an image depicting the...
Curated OER
6: Adding with Negative Numbers
In this adding negative numbers worksheet, students solve three multi-part short answer problems. Kids add negative integers. Students evaluate addition and subtraction expressions for given values.
Curated OER
Two-Digit Addition Problems With Regrouping
In this math worksheet, learners solve two-digit addition problems with regrouping. The worksheet includes a number line to help students solve the problems.
Curated OER
Fall Themed Math Word Problems
In this addition and subtraction worksheet, students read and solve problems. In his fill in the blank worksheet, students solve two problems.
Curated OER
Pattern Puzzles
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Curated OER
Add and Subtract Equations With Equal Sign - Guided Lesson Explanation
What sign is missing? Is this equation true? Rather than a learning exercise, this resource is a one-page script for a guided lesson on addition and subtraction equations. While the pupil handout is missing, the teacher guide could be...
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