4th Grade Quarter 1 NC Check-In Review

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder. For example, the factors of 20 are 1, 2, 4, 5, 10, and 20.

Front

What are multiples?

Back

Multiples of a number are the results of multiplying that number by whole numbers. For example, the multiples of 6 are 6, 12, 18, 24, etc.

Front

How do you find the number of teams if you have a total number of students?

Back

To find the number of teams, divide the total number of students by the number of students per team. For example, if there are 36 students and 6 students per team, there would be 36 ÷ 6 = 6 teams.

Front

What is the relationship between factors and multiples?

Back

Factors are numbers that can be multiplied together to get another number, while multiples are the result of multiplying a number by whole numbers.

Front

How do you calculate the total number of items if you know the number of groups and items per group?

Back

Multiply the number of groups by the number of items in each group. For example, if there are 6 groups with 6 items each, the total is 6 × 6 = 36 items.

Front

What is a line plot?

Back

A line plot is a graph that shows the frequency of data along a number line. Each mark above a number represents one occurrence of that number.

Front

How do you find the average of a set of numbers?

Back

To find the average, add all the numbers together and then divide by the total count of numbers. For example, for the numbers 2, 3, and 5, the average is (2 + 3 + 5) ÷ 3 = 10 ÷ 3 = 3.33.

Front

What does it mean to double a number?

Back

To double a number means to multiply it by 2. For example, doubling 20 gives you 20 × 2 = 40.

Front

How do you divide a total into equal parts?

Back

To divide a total into equal parts, you can use division. For example, if you have 40 items and want to divide them into 5 equal parts, you would do 40 ÷ 5 = 8 items per part.

Front

What is a word problem in math?

Back

A word problem is a mathematical question that is presented in the form of a story or real-life scenario, requiring interpretation and problem-solving.