Comparing 3-Digit Numbers Center

What is the purpose of comparing numbers?

• To understand which number is larger or smaller.

• To memorize the numbers better.

• To perform addition and subtraction easily.

• To find the average of the numbers.

How do you know if one number is less than another?

• If the first number has a smaller digit in the highest place value.

• If the first number is written with fewer digits.

• If the first number is negative and the second is positive.

• If the first number is rounded down to the nearest ten.

Compare: 14 _____ 30

• <

• <=

• ==

• >

If 456 = 456, what can we say about the two numbers?

• They are equal.

• They are different.

• One is greater than the other.

• They are both prime numbers.

What is the first step in comparing two numbers?

• Look at the hundreds place.

• Add the two numbers together.

• Subtract the smaller number from the larger number.

• Count the number of digits in each number.

What is the smallest 3-digit number?

• 99

• 100

• 101

• 200

If two numbers have the same hundreds digit, what do you compare next?

• The units place.

• The tens place.

• The thousands place.

• The decimal place.

What does < mean in comparing numbers?

• It means the number on the left is greater than the number on the right.

• It means the number on the left is equal to the number on the right.

• It means the number on the left is less than the number on the right.

• It means the number on the left is not equal to the number on the right.

Compare: 198 _____ 107

• >

• <

• =

• !=

If 345 > 234, what can we say about 234?

• 234 is greater than 345.

• 234 is equal to 345.

• 234 is less than 345.

• 234 is not comparable to 345.