## Math Vocabulary: Fractions

Standards CCSS.MATH.CONTENT.3.NF.A.1 Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts; understand a fraction a/b as the quantity formed by a parts of size 1/b. CCSS.MATH.CONTENT.3.NF.A.3 Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size. Lesson Time 40 minutes Technology Required Students will need a

## Video: Fractions – What’s the Word?

Fractions: What’s the Word? Fraction basics: A fraction is a part of a whole. Watch to learn more about numerators (the top number) and denominators (the number on the bottom). A fraction can be represented as any parts of a whole. Some fractions are more common than others, like 1/2, 1/3, 1/10, etc.

## Video: Fractions, Decimals and Percentages

Fractions, Decimals and Percentages Fractions refer to how many equal parts there are in a whole. Decimals and percent are easier ways to compare fractions and numbers with each other, especially when working with unlike denominators. Also, learn to convert fractions using division to get a decimal number.

STANDARDS CCSS.MATH.CONTENT.4.NF.B.3Understand a fraction a/b with a > 1 as a sum of fractions 1/b. CCSS.MATH.CONTENT.4.NF.B.3.CAdd and subtract mixed numbers with like denominators, e.g., by replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction. LESSON TIME 20-30 minutes SUMMARY This lesson for Grades 4-5 uses doughnuts to

## Internet Field Trip: An Overview on Teaching Fractions

Here’s a good Internet Field Trip. We’re drawing closer to Spring. But what exactly does that mean? So, the first day of winter in a given year was Dec. 21st. The first day of spring in a relative year is March 20th. Here’s your winter breakdown: 10 days in December 31 days in January 24

## Video: What is Half?

What is Half? This short (1:40) video explains that one-half is two equal parts, with examples of one-half as a distance between two points or as a shape divided into two parts.

## Video: Using a Number Line in Fraction Problems

Using a Number Line in Fraction Problems How do you know where you are going? If you were going somewhere, you might type the name of the place or address into the computer to get a map. You might call someone on the phone. What if there were no phones and no computers? Watch this