Curated OER
Add and Subtract within 20
The sums and differences only reach 20 in this arithmetic worksheet. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the...
Curated OER
American Indian Math
Upper graders examine Native American culture while practicing mathematical concepts related to patterns and estimation. They will use mental math to add/subtract single digit numbers.
Curated OER
Adding and Subtracting Fractions with Like Denominators
Students add or subtract fraction parts of mixed numbers before adding or subtracting the whole number parts. In this fractions lesson, students learn to use a ruler to help them add and subtract fractions with like denominators.
Curated OER
Adding and Subtracting Like Fractions (6)
For this like fractions worksheet, 5th graders add or subtract the like fractions. Students enhance their fraction addition and subtraction skills by solving the 10 problems.
Curated OER
Adding and Subtracting Like Fractions (9)
In this like fractions worksheet, 5th graders enhance their fraction addition and subtraction skills by solving the 10 like fraction equations.
Curated OER
Adding and Subtracting Like Fraction
In this like fractions activity, 5th graders enhance their fraction addition and subtraction skills by solving the 10 like fraction equations.
Curated OER
Adding and Subtracting Integers
Middle schoolers explore how to add and subtract integers. In this integer lesson students are broken into groups and participate in an activity that helps them investigate how to add and subtract integers.
Curated OER
Fourteen Adding and Subtracting Polynomial Problems
In this polynomials learning exercise, students add and subtract polynomials in thirteen multiple choice problems and one free-response problems. The solutions are provided.
Curated OER
Piecing it Together: Adding & Subtracting Fractions
Learners add and subtract fractions and mixed numbers with unlike denominators. They "fish" for and solve a number of fraction problems requiring adding, subtracting, finding equivalent fractions, and using mixed numbers.
EngageNY
Grade 5 Math Module 1, Topic F, Lesson 16
See, decimal operations do come in handy! Pupils solve word problems that require adding, subtracting, multiplying, and dividing decimals. They use tape diagrams to express relationships and to identify the necessary operations to solve...
Curated OER
Arithmetic: Fractions and Percentages
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
Mathematics Vision Project
Module 3: Numbers and Operations
Bring some concrete reasoning to the skills of multiplying and combining terms. Using various strategies, the six activities in the module provide practice for the skills of adding, subtracting, multiplying, and diving polynomials. The...
Curated OER
Collections: Word Problems
Young scholars read multiple step story problems and solve by adding and subtracting. They solve five problems.
Curated OER
Choosing the Operation: Add or Subtract
Try a new approach to addition and subtraction by giving scholars the numbers but leaving out the sign. They must determine if the numbers have been added or subtracted, then write in the appropriate operation. There are a few examples...
Alabama Learning Exchange
Exponents and Division
Create a human fraction to learn about division of exponents. Scholars develop the rule for division of exponents by being part of a human fraction to explore and justify the rule. They also consider zero exponents and negative exponents.
MLC
Fractions Packet
Your fifth graders will appreciate the simple, direct explanations, examples, and practice exercises in this well-organized unit on fractions. Beginning with an introduction to fractions, the packet flows smoothly through the fraction...
California Education Partners
Least and Greatest
Squares can be magic. Pupils use their knowledge of addition of positive and negative rational numbers to create a 3 X 3 magic square where the sums are 1. Scholars create addition and multiplication expressions with a set of rational...
Curated OER
Add and Subtract within 20
Here is a more interesting way to practice addition and subtraction number sentences. Learners complete two sum boxes, adding across and down then totaling for a final sum. They do the same with subtraction in two more boxes. Finally,...
Curated OER
Add and Subtract with Hudson River shipping
Rivers aren't just a place for animals to live, they also provide industrial transportation. The class will examine the Hudson River on a map, discuss all the commercial vessels that use the River to transport materials, then complete a...
Curated OER
Math in English Skills VIII Exercise Book
For some learners, fractions are the bane of fifth- and sixth-grade existence. Use this fantastic packet to help those in remediation for mathematics. The packet contains 20 worksheets with answer keys, and covers adding, subtracting,...
Curated OER
Math in English Skills III Exercise Book: Understanding Fractions
Fractions can be tricky, and there is no better way to tackle tricky topics than with a visual representation. Intended for learners in grades two and three, this set of printable worksheets provides a variety of fractions represented in...
Curated OER
Adding/Subtracting Rational Expressions
In this adding and subtracting rationals worksheet, students find common denominators and solve 26 computation problems. Denominators are polynomials and fractions.
Curated OER
Adding and Subtracting with Tenths
In this adding with tenths worksheet, students add and subtract numbers whose decimals go to the tenths place. Students complete 10 problems total.
Curated OER
Add and Subtract Decimal Hundredths (D)
In this decimal numbers worksheet, students solve 50 problems in which decimal numbers to the hundredths place are added or subtracted. Problems may need to be rewritten on another paper.