Comparing and Ordering Whole Numbers in 3rd Grade Math

This video tutorial teaches how to compare and order whole numbers using a number line. It introduces the concept of the inequality alligator to help understand greater than and less than relationships. Through examples, it demonstrates comparing numbers by examining place values and ordering numbers from least to greatest and greatest to least. The lesson concludes with encouragement to practice these skills.

On a number line, where do smaller numbers appear?

• At random positions

• At the center

• To the left

• To the right

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CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

In the context of a number line, moving to the right indicates numbers are:

• Becoming negative

• Decreasing

• Staying the same

• Increasing

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CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

What direction does the inequality alligator's mouth open to indicate a greater number?

• Upwards

• To the right

• Downwards

• To the left

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CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

What is the purpose of the inequality alligator in number comparison?

• To divide numbers

• To show numbers are equal

• To eat the larger number

• To indicate the smaller number

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CCSS.1.NBT.B.3

Which number is greater, 2423 or 2432?

• Cannot be determined

• Both are equal

• 2432

• 2423

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CCSS.2.NBT.A.4

In comparing 6344 and 6433, which number is larger?

• Information is insufficient

• 6433

• 6344

• Both are equal

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CCSS.2.NBT.A.4

When ordering numbers from least to greatest, you should move from:

• Left to right on the number line

• Right to left on the number line

• Bottom to top on the number line

• Top to bottom on the number line

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CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

If numbers are in different thousands places, how should they be ordered from greatest to least?

• According to the ones place

• According to the hundreds place

• According to the thousands place

• According to the tens place

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CCSS.4.NBT.A.2

Which place value is most important when ordering numbers from greatest to least?

• Thousands

• Tens

• Ones

• Hundreds

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CCSS.2.NBT.A.4

Which of the following numbers would appear first when ordered from greatest to least?

• 63

• 8975

• 1954

• 6060

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CCSS.4.NBT.A.2