4th Grade Math

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of the same number. For example, 3 multiplied by 4 (3 x 4) means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

What is division?

Back

Division is the process of splitting a number into equal parts. For example, 12 divided by 4 (12 ÷ 4) means splitting 12 into 4 equal groups, which equals 3.

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to the nearest specified place value, such as the nearest ten or hundred. For example, 1413 rounded to the nearest hundred is 1400.

Front

How do you find the total number of items when given groups?

Back

To find the total number of items, multiply the number of groups by the number of items in each group. For example, if there are 9 groups with 7 items each, the total is 9 x 7 = 63.

Front

What is a pair in terms of counting items?

Back

A pair refers to two items that are considered together. For example, if Jake has 3 pairs of shoes, he has 3 x 2 = 6 shoes in total.

Front

What is a word problem in math?

Back

A word problem is a mathematical question presented in a narrative form, requiring the reader to extract the relevant information to solve it.

Front

How do you calculate the number of groups from a total?

Back

To calculate the number of groups, divide the total number of items by the number of items in each group. For example, if there are 428 students and each group has 4 students, the number of groups is 428 ÷ 4 = 107.

Front

What is the formula for finding the average?

Back

The average is found by adding all the numbers together and then dividing by the total number of items. For example, the average of 2, 4, and 6 is (2 + 4 + 6) ÷ 3 = 4.

Front

What is a number sentence?

Back

A number sentence is a mathematical statement that includes numbers and an operation (like addition, subtraction, multiplication, or division) that shows a relationship between the numbers.

Front

What does it mean to fill up pages with photos?

Back

Filling up pages with photos means placing a certain number of photos on each page until all photos are organized. For example, if Phillip has 28 photos and fills 7 pages, he puts 28 ÷ 7 = 4 photos on each page.