4th Math Review

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Front

What is a composite number?

Back

A composite number is a natural number greater than 1 that has more than two positive divisors.

Front

How do you read the decimal 0.38?

Back

Thirty-eight hundredths.

Front

What is the product of 70 and 91?

Back

6,370.

Front

What type of angle is 90 degrees?

Back

Right angle.

Front

What is the sum of the angles in a triangle?

Back

180 degrees.

Front

What is an acute angle?

Back

An acute angle is an angle that is less than 90 degrees.

Front

What is an obtuse angle?

Back

An obtuse angle is an angle that is greater than 90 degrees but less than 180 degrees.

Front

What is the value of 8 x 7?

Back

56.

Front

What is the value of 12 x 12?

Back

144.