5th Grade 1st Semester Review

Front

What is an even number?

Back

An even number is an integer that is exactly divisible by 2, meaning it can be divided into two equal parts without a remainder.

Front

What is an odd number?

Back

An odd number is an integer that is not exactly divisible by 2, meaning it has a remainder of 1 when divided by 2.

Front

How do you find the total growth over two years if you know the growth for each year?

Back

Add the growth from each year together. For example, if you grew 4.62 cm in the first year and 7.7 cm in the second year, the total growth is 4.62 + 7.7 = 12.32 cm.

Front

What is the fraction representation of 3 out of 5?

Back

The fraction representation is 3/5.

Front

How do you calculate a fraction of a whole number?

Back

Multiply the whole number by the numerator of the fraction and then divide by the denominator. For example, to find 3/5 of 10, calculate (3 x 10) / 5 = 6.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by performing operations and combining like terms.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.

Front

What is the result of 16 - (4 x 2)?

Back

The result is 8.

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 5 x 3 means adding 5 three times: 5 + 5 + 5 = 15.

Front

What is a mathematical expression?

Back

A mathematical expression is a combination of numbers, variables, and operators (such as +, -, x, ÷) that represents a value.