Math Review Chapters 2-7

Front

What is an estimate?

Back

An estimate is a rough calculation or judgment of the value, number, quantity, or extent of something.

Front

How do you estimate the product of two numbers?

Back

To estimate the product, round each number to a simpler value and then multiply those rounded numbers.

Front

What is the sum of 100,000 + 80,000 + 500 + 90 + 7?

Back

The sum is 180,597.

Front

What does > mean in comparing numbers?

Back

> means 'greater than'.

Front

What is a pattern in math?

Back

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

Front

If the first term in a pattern is 14 and the rule is 'add 4', what is the second term?

Back

The second term is 18.

Front

How do you find the total number of items in multiple groups?

Back

Multiply the number of groups by the number of items in each group.

Front

If a school filled 135 boxes with 25 cans each, how many cans did they collect?

Back

They collected 3,375 cans.

Front

What is a quotient?

Back

A quotient is the result of dividing one number by another.

Front

How do you estimate the quotient of two numbers?

Back

Round each number to a simpler value and then divide the rounded numbers.