3.OA.9 Review

Front

What is a pattern in numbers?

Back

A pattern in numbers is a sequence that follows a specific rule or trend, such as increasing or decreasing by a certain amount.

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What does it mean for a number to be even?

Back

An even number is any integer that can be divided by 2 without leaving a remainder.

Front

What does it mean for a number to be odd?

Back

An odd number is any integer that cannot be divided by 2 evenly, leaving a remainder of 1.

Front

What are multiples of a number?

Back

Multiples of a number are the results of multiplying that number by whole numbers (e.g., multiples of 3 are 3, 6, 9, 12, etc.).

Front

What is the ones digit in a number?

Back

The ones digit is the rightmost digit in a whole number, representing how many ones are in that number.

Front

What is the tens digit in a number?

Back

The tens digit is the second digit from the right in a whole number, representing how many tens are in that number.

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What does it mean to increase by a number?

Back

To increase by a number means to add that number to the original number.

Front

What is a hundreds chart?

Back

A hundreds chart is a grid that displays the numbers from 1 to 100, often used to teach counting and number patterns.

Front

What is the rule for adding 1 to a number?

Back

When you add 1 to a number, you move to the next number in the counting sequence.

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What is a multiple of ten?

Back

A multiple of ten is any number that can be expressed as 10 times a whole number (e.g., 10, 20, 30, etc.).