Understanding Fractions and Subtraction

This video tutorial covers the fifth-grade concept of adding and subtracting fractions using models, aligned with Texas standard 5.3h. It uses a problem from the 2017 released STAR test to illustrate the process. The tutorial explains how to identify numerators and denominators, model fractions, and perform subtraction. It also discusses equivalent fractions and how to visualize them using columns. The video emphasizes understanding expressions and equations in the context of fractions.

What is the main topic discussed in the video?

• Dividing fractions

• Multiplying fractions

• Understanding decimals

• Adding and subtracting fractions with models

Which standard is being referenced in the video?

• 3.4f

• 6.1a

• 4.2g

• 5.3h

What is the difference between an expression and an equation?

• An expression has an equal sign, an equation does not

• An equation has an equal sign, an expression does not

• Both have equal signs

• Neither have equal signs

What is the first step in determining the fraction of the shaded portion?

• Add the shaded squares

• Count the shaded squares

• Determine the total number of squares

• Subtract the unshaded squares

How do you find the denominator of a fraction in a model?

• Count only the shaded squares

• Count the total number of squares

• Count the unshaded squares

• Count the squares in one row

What is the numerator in the context of the shaded portion?

• The number of unshaded squares

• The number of shaded squares

• The total number of squares

• The number of rows

How many shaded squares are there in the model?

• 10

• 11

• 13

• 12

What fraction represents the shaded portion?

• 11/15

• 10/15

• 12/15

• 9/15

How many squares are subtracted in the model?

• 5

• 6

• 7

• 8

What is the fraction of the subtracted portion?

• 8/15

• 7/15

• 6/15

• 5/15