4th Grade Math

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 5 x 3 means adding 5 three times: 5 + 5 + 5 = 15.

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, rounding 1413 to the nearest hundred gives 1400.

Front

What is a fraction?

Back

A fraction represents a part of a whole. It consists of a numerator (top number) and a denominator (bottom number). For example, in the fraction 1/3, 1 is the part and 3 is the whole.

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 the nearest whole number?

Back

The nearest whole number is the closest integer to a given decimal. For example, rounding 1.823 to the nearest whole number gives 2.

Front

What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator are reduced to their smallest possible values. For example, 8/24 simplifies to 1/3.

Front

What is addition?

Back

Addition is a mathematical operation where two or more numbers are combined to get a total. For example, 2 + 3 = 5.

Front

What is subtraction?

Back

Subtraction is a mathematical operation where one number is taken away from another. For example, 5 - 2 = 3.

Front

What is a whole number?

Back

A whole number is a number without fractions or decimals. Whole numbers include 0, 1, 2, 3, and so on.

Front

What is a multiple?

Back

A multiple of a number is the product of that number and an integer. For example, the multiples of 5 are 5, 10, 15, 20, etc.