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Mathematics: Introduction to Numbers

Jade Smith

+Content Area: Mathematics

Grade Level: 1st grade

Summary: The purpose of this instructional PowerPoint is to help

students become familiar with numbers from smallest to largest.

Learning Objective: The students will review slides from the PowerPoint in

order to answer questions in the game at the end of the presentation.

State or Common Core and ISTE Standard: Identify whether the number of objects in one group is greater than,

less than, or equal to the number of objects in another group, e.g., by using

matching and counting strategies.

Identify and define authentic problems and significant questions for

investigation.

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Number Line Using a number line helps to recognize which numbers are big or small. https://youtu.be/M-wG4X_dYLc

Numbers that are on the right are large

Numbers that are on the left are small

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Place ValueNumbers are written using only 10 symbols which are called digits. https://youtu.be/21l3Jg5_MCg

The place value of 7 is 7The place value of 6 is 60The place value of 5 is 500

The place value of 1 is 1,000,000The place value of 2 is 200,000The place value of 3 is 30,000The place value of 4 is 4,000

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Ordering NumbersWhen ordering numbers, we are simply putting them in order. Ascending order or Descending order. https://youtu.be/0S0NIz7utFU When placing numbers in

descending order we are putting them from largest to smallest.

When placing numbers in ascending orders we are putting them from smallest to largest.

In the Racing Game of Knowledge

Who will finish first?

Click Here to Start

Cross the Amazon River

Instructions:

1. Divide into Teams.

2. Write down the questions from the next 3 slides and begin the race afterwards.

3. Each team is asked a question. If they answer correctly, click their teams color button to move their car.

4. The team who’s the furthest wins.

3

2

Play

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Questions 1Sue owes $3, Brian owes $5 but Alex doesn't owe anything, in fact he has $3 in his pocket. Where should we place each person on the number line?

Questions 2Which number on the number line is -3 greater than 3?

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Questions 3For the numbers 2468, what value place is the 6 in?

A. Ones B. Hundreds

C. Tens D. Thousand

Write ”two thousand, seven hundred as a number.

Questions 4

A. 2,700 B. 200,700

C. 2,070 D. 270,000

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Questions 5Place 4, 17, 2, 11, 13, 6 and 8 in ascending order

Questions 6Place 1, 16, 33, 7, 79, 30, 12, 74, 86, 35 in

descending order.

Click to MakeYellow Car Move

Click to MakeRed Car Move

Click to MakeBlue Car Move

Click to MakeGreen Car Move

Click to MakeOrange Car Move

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What You’ve Learned

• You have learned how to use a number line.

• You have learned place value • You have learned how to order

number ascending and descending.