Bridges Unit 1 Gr.4 Review

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 4 x 3 means adding 4 three times: 4 + 4 + 4 = 12.

Front

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

Back

To find the total number of items in equal groups, multiply the number of groups by the number of items in each group. For example, if there are 5 groups with 3 items each, the total is 5 x 3 = 15.

Front

What is the formula for finding the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width. Area = length x width.

Front

What does it mean to divide evenly?

Back

Dividing evenly means that when you divide a number, there are no remainders. For example, 12 divided by 4 equals 3, which is even.

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 necessary information to solve it.

Front

How do you solve a word problem?

Back

To solve a word problem, read it carefully, identify the important information, determine what is being asked, and then use appropriate mathematical operations to find the solution.

Front

What is the relationship between multiplication and addition?

Back

Multiplication is repeated addition. For example, 4 x 3 can be thought of as 4 + 4 + 4.

Front

What is a factor in multiplication?

Back

A factor is a number that is multiplied by another number to get a product. For example, in 4 x 5, both 4 and 5 are factors.

Front

What is a product in multiplication?

Back

The product is the result of multiplying two or more numbers together. For example, the product of 4 and 5 is 20.

Front

How do you calculate the total number of items when each person has the same amount?

Back

Multiply the number of people by the amount each person has. For example, if 10 people each have 2 apples, the total is 10 x 2 = 20 apples.