Order of Operations with Rational Numbers

Front

What is the Order of Operations?

Back

The Order of Operations is a set of rules that determines the sequence in which calculations are performed in a mathematical expression. The acronym PEMDAS helps remember the order: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Tags

CCSS.7.NS.A.3

Front

What does PEMDAS stand for?

Back

PEMDAS stands for Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Tags

CCSS.6.EE.A.1

Front

Calculate: −⅓ x −½ x ⅓

Back

1/18

Tags

CCSS.7.NS.A.2A

Front

What is the result of adding a positive and a negative number?

Back

The result depends on the absolute values of the numbers. If the positive number is larger, the result is positive; if the negative number is larger, the result is negative.

Tags

CCSS.7.NS.A.1C

Front

Calculate: 2.1 + 2.1 + (-2.1)

Back

2.1

Tags

CCSS.7.NS.A.1C

Front

What is the result of subtracting a number from another?

Back

The result is the difference between the two numbers. If you subtract a larger number from a smaller one, the result is negative.

Tags

CCSS.7.NS.A.1C

Front

Calculate: 4.2 − 0.2 (6)

Back

3

Tags

CCSS.7.NS.A.3

Front

What is the result of dividing a number by another?

Back

The result is called the quotient. If the divisor is larger than the dividend, the quotient will be less than 1.

Tags

CCSS.5.NF.B.3

Front

Calculate: 21 ÷ 7 + 4 (2)

Back

11

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is multiplication?

Back

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

Tags

CCSS.3.OA.A.1