Review Practice

Front

What is the relationship between JaQuinton's and Ashton's pencils if JaQuinton has 9 pencils and Ashton has 7 times as many?

Back

Ashton has 63 pencils, calculated as 9 pencils (JaQuinton) multiplied by 7.

Front

How can you express the statement '42 is 6 times as many as 7' in equation form?

Back

The equation is 42 = 6 x 7.

Front

What equation represents a number that is 9 times as many as 3?

Back

The equation is 27 = 9 x 3.

Front

What is a composite number?

Back

A composite number is a positive integer that has at least one positive divisor other than one or itself. For example, 21 is composite because it can be divided by 1, 3, 7, and 21.

Front

What is the result of dividing 5400 by 90?

Back

The result is 60.

Front

What is the definition of multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 4 x 3 means adding 4 three times (4 + 4 + 4).

Front

What is the definition of division?

Back

Division is a mathematical operation that represents the process of splitting a number into equal parts. For example, 12 ÷ 4 means splitting 12 into 4 equal parts, which equals 3.

Front

What is the difference between a prime number and a composite number?

Back

A prime number has exactly two distinct positive divisors: 1 and itself, while a composite number has more than two positive divisors.

Front

How do you calculate the total number of pencils if one person has a certain number and another has a multiple of that number?

Back

Multiply the number of pencils the first person has by the multiplier to find the total for the second person.

Front

What is the formula for finding a number that is a multiple of another number?

Back

The formula is: Multiple = Base Number x Multiplier.