Worksheet
Curated OER

Beginning to Add Decimals Mentally

For Students 1st - 3rd
In this addition worksheet, learners solve ten math problems in which they add a single digit number and a decimal number. Students solve these problems in their head and write the answers in the boxes. The answers are available on the...
Lesson Plan
Willow Tree

Rational vs. Irrational Numbers

For Students 7th - 10th Standards
Build an understanding of rational numbers and their counterpart irrational numbers. Lead learners through an explanation of rational numbers and the ways they can be expressed. Then introduce them to irrational numbers and make...
Lesson Plan
EngageNY

Rational and Irrational Numbers

For Teachers 10th - 12th Standards
Back to the basics: learning how to add numbers. The 17th installment of a 35-part module first reviews addition techniques for rational numbers, such as graphical methods (number line) and numerical methods (standard algorithm). It goes...
Interactive
CK-12 Foundation

Mental Math to Divide by Whole Number Powers of Ten: Mental Math to Divide Decimal Powers of Ten

For Students 6th - 8th Standards
Boost mental-math skills with an interactive that focuses on dividing whole numbers by powers of 10. Mathematicians solve five fill-in-the-blank and multiple-choice questions with help from a moveable decimal point in four example...
Printables
SEN Teacher

Numeracy Fans

For Teachers K - 5th Standards
Numbers are infinite and so are the possibilities with this custom template to create your own number fans. This resource allows you to choose your start number and the increments between each fan. Each blade holds up to three numbers so...
Worksheet
Curated OER

Add Decimal Tenths (A)

For Students 3rd - 4th
In this math worksheet, students solve 32 subtraction problems. For each problem, students add whole numbers with decimals from the tenths place.
Worksheet
Math Doctor

Chapter 5: Decimal Notation

For Students 5th - 8th Standards
Explore all things decimal in this thorough series of introduction activities. Including scripting for the teacher and detailed descriptions and examples, the plan begins by reviewing the basics of place value and writing fractions as...
Worksheet
DK Publishing

Addition with 3-Digit Numbers #1

For Students 2nd - 3rd Standards
Once your mathematicians can add two-digit numbers, it's time to bring on the three-digit addends. Here are 20 practice problems, each involving two whole-number addends. Learners do not need to regroup for any of these, and they have...
Worksheet
Curated OER

Add Decimal Thousandths (I)

For Students 6th
In this decimals worksheet, 6th graders solve 50 problems in which decimal numbers to the thousandths place are added. The problems will need to be rewritten on another paper.
Worksheet
Curated OER

Add Decimal Tenths (H)

For Students 4th - 5th
For this decimal addition worksheet, students solve 32 problems in which decimal numbers to the tenths place are added. Problems are in a horizontal format and may need to be rewritten.
Worksheet
Curated OER

Add Decimal Thousandths (G)

For Students 5th - 6th
In this decimals worksheet, learners solve 50 problems in which decimal numbers to the thousandths place are added. The problems will need to be rewritten on another paper.
Worksheet
Curated OER

Add Decimal Thousandths (H)

For Students 5th - 6th
For this decimals worksheet, students solve 50 problems in which decimal numbers to the thousandths place are added. The problems will need to be rewritten on another paper.
Lesson Plan
University of Minnesota

Fraction Operations and Initial Decimal Ideas

For Teachers 4th - 6th Standards
Add another strategy to the toolboxes of young mathematicians with this elementary math lesson on using number lines to add and subtract fractions.
Lesson Plan
Curated OER

Fractions Forever!

For Teachers 5th - 8th
Middle schoolers identify proper, improper fractions, and mixed numbers.  They reduce fractions to their lowest terms. They add and subtract fractions with different denominators, and multiply and divide fractions, as well as...
Interactive
CK-12 Foundation

Add and Subtract Decimal Numbers: Losing Little Bits

For Students 4th - 6th Standards
An interactive offers five questions that challenge scholars to subtract decimals. A diagram featuring a tree and birdhouse with moveable parts is designed to assist mathematicians in finding solutions. Types of questions include...
Worksheet
Curated OER

Add Decimal Hundredths (C)

For Students 3rd - 4th
In this addition of decimals to hundredths place value worksheet, students rewrite the horizontal numbers and add with regrouping. Students solve 32 problems.
Worksheet
Curated OER

Add And Subtract Decimal Hundredths (E)

For Students 4th - 5th
Here is an adding and subtracting decimal hundredths learning exercise in which learners add and subtract numbers that have decimals in the hundredths. They complete 32 problems where everyone adds and subtracts numbers that have...
Lesson Plan
Curated OER

Comparing and Ordering Fractions, Mixed Numbers, and Decimals

For Teachers 4th - 5th
Students practice comparing and ordering fractions, mixed numbers, and decimals. In this fractions, mixed numbers, and decimals lesson, students examine a decimal place value chart compared to a whole number place value chart. They...
Worksheet
Curated OER

Decimal Addition

For Students 4th - 6th
Practice adding decimals by completing 26 practice problems. Scholars examine two examples before trying these on their own. They add two and three-digit numbers with decimals, regrouping when needed. Not all numbers have decimals, but...
Worksheet
Curated OER

Decimal Addition

For Students 5th - 6th
Use this guided set of equations to help scholars add double-digit numbers with decimals. They examine two examples before trying these on their own, many of which require regrouping. All of these have decimals to the hundredths place....
Worksheet
Curated OER

Decimal Questions

For Students 4th - 6th
Money and measurement are often expressed as decimal numbers. Here are 20 well-worded problems intended to put decimal numbers in a real-world context. Learners will add, subtract, multiply, and divide to determine the answer to each...
Interactive
CK-12 Foundation

Decimal Multiplication: Reducing the Weight

For Students 5th - 8th Standards
Eight questions challenge mathematicians to multiply decimals. A color-coded tool with movable parts assist participants in answering word problems. Item response types include fill in the blank, multiple-choice, and a discussion. ...
Worksheet
Curated OER

Add Decimal Thousandths (E)

For Students 4th - 5th
For this decimals worksheet, students solve 50 problems in which decimal numbers to the thousandths place are added. The problems will need to be rewritten on another paper.
Worksheet
Curated OER

Add Decimal Tenths (F)

For Students 5th - 6th
For this decimal addition worksheet, students solve 32 problems in which decimal numbers to the tenths place are added. Problems are in a horizontal format and may need to be rewritten.

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