iReady 4th Grade Unit 2 Mid-Module

Front

What are multiples?

Back

Multiples of a number are the results of multiplying that number by whole numbers. For example, the first four multiples of 8 are 8, 16, 24, and 32.

Front

How do you find the factors of a number?

Back

To find the factors of a number, list all whole numbers that can divide that number without leaving a remainder. For example, the factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24.

Front

What is the equation to find how many boxes are needed for a certain number of items?

Back

To find how many boxes are needed, divide the total number of items by the number of items each box can hold. For example, 48 bottles divided by 6 bottles per box equals 8 boxes.

Front

How do you compare two quantities?

Back

To compare two quantities, divide one quantity by the other to see how many times one fits into the other. For example, 42 inches of rain compared to 6 inches is 42 ÷ 6 = 7 times.

Front

What does it mean to multiply a number by 5?

Back

Multiplying a number by 5 means you have that number 5 times. For example, if Justin has 4 comic books, Jacob has 4 x 5 = 20 comic books.

Front

What is a multiple of 8?

Back

A multiple of 8 is any number that can be expressed as 8 times a whole number. Examples include 8, 16, 24, and 32.

Front

What are the first four multiples of 8?

Back

The first four multiples of 8 are 8, 16, 24, and 32.

Front

What are the factors of 24?

Back

The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24.

Front

How do you calculate the number of boxes needed for 48 items if each box holds 6?

Back

Divide 48 by 6. The answer is 8 boxes.

Front

How many times as many is 42 compared to 6?

Back

42 is 7 times as many as 6.