Interactive
Study Pad

Splash Learn: Subtract Decimals

For Students 5th
[Free Registration/Login Required] Extend the understanding of multi digit subtraction to subtract decimals (up to hundredths place). This Subtract Decimals Worksheet begins with problems based on subtraction with visual model before...
Unit Plan
Khan Academy

Khan Academy: Adding & Subtracting Decimals Word Problems

For Students 5th - 7th
Practice solving word problems by adding or subtracting decimal numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Handout
AAA Math

Aaa Math: Subtracting Four Digit Numbers

For Students 4th Standards
Demonstrates how to subtract two 4-digit numbers when there is regrouping. The explanation is followed by an interactive where students can practice this skill.
Activity
Homeschool Math

Homeschool Math: Adding and Subtracting Decimals (One Decimal Digit)

For Students 4th - 5th
This is a complete lesson with instruction and a variety of exercises, teaching how to add and subtract decimals with one decimal digit (tenths).
Lesson Plan
PBS

Pbs Kids Afterschool Adventure!: Operation: Rainbow Math Activity Plan

For Teachers Pre-K - K
Red apples, orange candles, yellow stars, green frogs, and blue, indigo, and violet flowers-they all add up to Rainbow Math fun! During this adventure children learn the colors of the rainbow as they practice counting, adding and...
Interactive
Doina Popovici

Math Play: Subtracting Integers Math Racing Game

For Students 6th - 8th
Get practice solving integer subtraction problems with this math racing game.
Interactive
Study Pad

Splash Learn: Common Core Math Standards 1.nbt.6

For Students K - 1st Standards
[Free Registration/Login Required] Practice subtracting multiples of 10 with this online game! Choose the correct answer to the question to collect coins. Problems are shown using base ten blocks as examples or number sentences.
Handout
Other

Math Only Math: Subtraction of Rational Numbers

For Students 7th Standards
Discusses how to subtract rational numbers through detailed explanations of the steps for solving six problems.
eBook
CK-12 Foundation

Ck 12: 2.4 Solving Rational Equations

For Students 9th - 10th Standards
This section builds from previous sections on simplifying, multiplying, dividing, adding, and subtracting rational expressions, and it investigates how to apply those skills to solving rational equations. It also covers several...
Lesson Plan
Student Achievement Partners

Illustrative Mathematics: Addition and Subtraction Fluency Set of Tasks [Pdf]

For Teachers K - 1st Standards
Students explore the relationship between addition and subtraction and develop an understanding of decomposing numbers in different ways in this first-grade lesson plan.

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