2nd grade math review

Front

What is a pattern in mathematics?

Back

A pattern in mathematics is a sequence of numbers or shapes that follows a specific rule or formula.

Front

What is the next number in the pattern: 50, 45, 40, 35, 30, 25?

Back

The next number is 20.

Front

How can the number 245 be represented in expanded form?

Back

245 can be represented as 200 + 40 + 5.

Front

What is expanded form?

Back

Expanded form is a way of writing numbers to show the value of each digit.

Front

Is 324 equal to 300 + 20 + 4?

Back

True.

Front

What is the expanded form of the number 513?

Back

513 can be expressed as 500 + 10 + 3.

Front

What is a number pattern?

Back

A number pattern is a sequence of numbers that follows a particular rule or formula.

Front

What is the difference between a number and its expanded form?

Back

A number is a single value, while its expanded form breaks it down into the sum of its place values.

Front

What is the value of the digit 4 in the number 324?

Back

The value of the digit 4 in 324 is 20.

Front

How do you find the next number in a decreasing pattern?

Back

To find the next number in a decreasing pattern, subtract the same amount from the last number.