Curated OER
Defining Division
Upper graders explore division through fair-shares. They will review fair shares and fractions as a segway into division. They start by playing "Share Fairly" game and create mathematical arguments for solving problems. Manipulatives and...
Illustrative Mathematics
Salad Dressing
Aunt Barb's salad dressing is a mixture of oil, vinegar, salt, herbs, and a pinch of math. Fifth graders add the fractional measurements of ingredients to find a total amount. The fractions have unlike denominators. After finding the...
Beacon Learning Center
Bowling Over the Order of Operations
Upper graders will solve equations using order of operations, and create equations that to play a fun math bowling game. They will bowl using dice to practice operations. Extensions are also included.
Illustrative Mathematics
Running to School
The object of this activity is to compute how far Rosa ran to school. Given in the exercise is the fractional number of miles between home and school and the fractional distance Rosa ran. The commentary shows several ways to have your...
Centre for Innovation in Mathematics Teaching
Ratio and Proportion
Middle schoolers review the definition and rules for equivalent fractions. Additionally, they are introduced to equivalent ratios. They write examples of ratios from the board, and they come to the board to write the correct equivalent...
Mathematics Vision Project
Module 4: Rational Functions
Time to study the most sensible function — rational functions! The seven-lesson unit develops the concept of a rational function through a connection to rational numbers and fractions. Scholars graph functions, solve equations, and...
Curated OER
Scale/Ratio
Investigate the use of ratios in scale drawings. Learners scale objects up or down using ratios then find the actual size of something using ratios. They apply their knowledge of ratios as they make their own telescopes in science...
Curated OER
Folding strips of paper
Fifth graders need concrete experiences to introduce a unit on multiplying fractions by fractions. A strip of paper is used to create a number line and represent 5/6. It is folded first in half, and then in quarters. After unfolding,...
EngageNY
Dividing Segments Proportionately
Fractions, ratios, and proportions: what do they have to do with segments? Scholars discover the midpoint formula through coordinate geometry. Next, they expand on the formula to apply it to dividing the segment into different...
Curated OER
Dividing by Ones
Fourth graders who are learning about long division use a activity to gain practice in solving problems that have remainders. They practice using remainders in the form of fractions, and in the form of units. There are 12 problems to...
Shodor Education Foundation
Estimating With Fire
Watch the damage from a forest fire in this interactive simulation activity that challenges learners to estimate the burn area using different approaches. Learners are given a worksheet to track the different burn patterns and practice...
Curated OER
Addition Word Problems #1
Math is all around us, and scholars observe various addition scenarios as they solve 15 word problems. Each of these involve two-digit addends, some of which are money values. Although there are no decimals or fractions, learners do...
Illustrative Mathematics
Origami Stars
This one problem concentrates on the important concept of dividing a whole number by a unit fraction. Here, young mathematicians use pictures they draw to help answer this problem. Insight into the connection between multiplication and...
Illustrative Mathematics
Jim and Jesse's Money
Jim and Jesse started their road trip with the same amount of money. Your class must find the amount of money each one had given, the amount of money spent, and the ratio of money at the end. This is a comprehensive problem that...
Illustrative Mathematics
Buying Bananas, Assessment Version
Practice with unit rates, proportions, and ratios when Carlos purchases an amount of bananas. Learners must interpret a graph to decide whether points on the same line represent similar proportional relationships. Use with lesson plans...
Curated OER
Tiling Tessellations
Students explore tessellations. In this shapes and geometry lesson, students describe the attributes of many of the shapes displayed on an Elmo. Students create examples of tessellations using pattern blocks.
Curated OER
Bits and Pieces I
Sixth graders examine making smaller parts out of fractions and decimals. In this online interactive fractions, decimals, and percents lesson, 6th graders represent fractions with denominators of ten. Students then represent powers of 10...
Curated OER
Fractions, Equivalent Fractions and Decimals
Students relate fractions to decimals and find and compare equivalent fractions.
Curated OER
Fractions: Mud Pie Math
Second graders identify and name fractional parts through the use of mud pie manipulatives. In this fractional manipulatives lesson, 2nd graders identify and label halves, thirds, fourths, sixths, eighths, and tenths and order them...
Curated OER
Estimating With Fractions
Seventh graders, exploring methods to estimate fractions, take notes on estimating fractions, 7th graders write letters to explain the process of estimating fractions and mixed numbers to someone who does not know the concept. Students...
Curated OER
Worksheet: Ordering Decimals and Fractions
In this ordering decimals and fractions worksheet, learners rewrite fractions in the same unit and then place them in sequential order. A "how to" example is given, with step by step instructions. Eight problems are provided. Students...
Curated OER
Decimals and Fractions
Students learn about using decimals and fractions by referring to a 19th century currency table. In this decimals and fractions lesson plan, students discuss converting pounds to coins and how they relate to fractions and decimals.
Curated OER
Finding Fractions
Students identify and solve problems using fractions. For this algebra lesson, students compare fractions and simplify with 80% accuracy. They manipulate fraction on the smart board through simplification.
Curated OER
Using Your Melon for Math
Students apply fraction multiplication and division to recipe conversion.