Representing Fractions and Decimals on a Number Line

The video tutorial explores the concept of placing fractions and decimals on a number line, focusing on the example of 2.98. It begins with an introduction to the topic and the specific problem from a standardized test. The tutorial then explains how to locate 2.98 on a number line that lacks decimal markings by understanding its proximity to whole numbers. The instructor compares 2.98 to the whole numbers 2 and 3, emphasizing its closeness to 3. Finally, the video analyzes different answer choices to determine which number line best represents 2.98, concluding with the correct answer.

What grade level and concept does the video focus on?

• Fourth grade, fractions and decimals

• Fifth grade, geometry

• Third grade, multiplication

• Sixth grade, algebra

What is the primary educational standard discussed in the video?

• Standard 4.3 g

• Standard 5.1 a

• Standard 3.2 b

• Standard 6.4 d

What test item is being used as a reference in the video?

• 2016 STAR test item 10

• 2017 STAR test item 12

• 2019 STAR test item 11

• 2018 STAR test item 15

What is the range of each number line discussed in the video?

• 0 to 5

• 1 to 5

• 0 to 4

• 0 to 3

How is 2.98 represented in terms of fractions?

• 2 and 98 hundredths

• 2 and 9 tenths

• 2 and 9 hundredths

• 2 and 98 tenths

How is the decimal 2.98 verbally described in terms of place value?

• Two and nine hundredths

• Two and ninety-eight tenths

• Two and nine tenths

• Two and ninety-eight hundredths

What would be the next number if we add one hundredth to 2.98?

• 2.99

• 2.90

• 3.01

• 3.00

What does the number 2.98 closely approach as whole numbers?

• Just below 3

• Just above 2

• Between 2.5 and 3

• Between 2 and 2.5

Which number line correctly represents 2.98?

• Just above 2

• Just below 3

• Exactly at 2

• Exactly at 3

What is the correct interpretation of the number line position for 2.98 according to the video?

• Exactly at 2

• Just above 2

• Just below 3

• Exactly at 3