Number patterns

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 next number in the sequence: 210, 220, 230, 240?

Back

The next number is 250, as this sequence is skip counting by 10.

Front

What is the missing number in the sequence: 283, 285, ____, 289?

Back

The missing number is 287.

Front

What is the next number in the pattern: 295, 395, 495, 595?

Back

The next number is 695, as this sequence increases by 100.

Front

What is the next number in the pattern: 453, 463, 473, 483, ______?

Back

The next number is 493, as this sequence increases by 10.

Front

What is the pattern in the sequence: 23, 25, 27?

Back

The pattern is increasing by 2.

Front

What are the next three numbers in the sequence: 23, 25, 27, _____,____,_____?

Back

The next three numbers are 29, 31, 33.

Front

How do you identify a number pattern?

Back

To identify a number pattern, look for a consistent rule or operation applied to the numbers in the sequence.

Front

What is the difference between an arithmetic sequence and a geometric sequence?

Back

An arithmetic sequence has a constant difference between consecutive terms, while a geometric sequence has a constant ratio.

Front

What is the formula for finding the nth term of an arithmetic sequence?

Back

The nth term can be found using the formula: a_n = a_1 + (n-1)d, where a_1 is the first term and d is the common difference.