Number Patterns

Front

What is the definition of an even number?

Back

An even number is an integer that is exactly divisible by 2.

Front

What is the definition of an odd number?

Back

An odd number is an integer that is not exactly divisible by 2.

Front

How do you determine if a number is even or odd?

Back

A number is even if it ends in 0, 2, 4, 6, or 8; it is odd if it ends in 1, 3, 5, 7, or 9.

Front

What is skip counting?

Back

Skip counting is counting by a number other than one, such as counting by twos, fives, or tens.

Front

What is the result of skip counting by 5 starting from 60?

Back

The sequence is 60, 65, 70, 75, 80, 85, etc.

Front

What is the sum of 4 + 4 + 4 + 4 + 4?

Back

The sum is 20.

Front

What is an array in mathematics?

Back

An array is a systematic arrangement of objects, usually in rows and columns.

Front

What is the importance of recognizing number patterns?

Back

Recognizing number patterns helps in predicting future numbers in a sequence and solving mathematical problems.

Front

What is the next number in the sequence: 2, 4, 6, 8, ___?

Back

The next number is 10.

Front

What is the difference between a sequence and a series?

Back

A sequence is a list of numbers in a specific order, while a series is the sum of the terms of a sequence.