Writing words as Numerical Expressions

Front

What is a numerical expression?

Back

A numerical expression is a mathematical phrase that includes numbers and operations (like addition, subtraction, multiplication, and division) but does not have an equal sign.

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CCSS.6.EE.A.1

Front

What does 'the product of' mean in a numerical expression?

Back

'The product of' refers to the result of multiplying two or more numbers together.

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

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How do you write 'fifteen less than' in a numerical expression?

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You write 'fifteen less than' by subtracting 15 from another number, for example, 'x - 15'.

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

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What does 'the sum of' indicate in a numerical expression?

Back

'The sum of' indicates the result of adding two or more numbers together.

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

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How do you express 'two times' in a numerical expression?

Back

You express 'two times' by multiplying a number by 2, for example, '2 x x'.

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CCSS.3.OA.D.9

Front

What is the order of operations in mathematics?

Back

The order of operations is the rules that determine the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). Often remembered as PEMDAS.

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CCSS.7.NS.A.3

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How do you write 'add four and nine and then multiply by six' as a numerical expression?

Back

You write it as (4 + 9) x 6.

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

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What does 'combined' mean in a numerical expression?

Back

'Combined' means to add two or more quantities together.

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

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How do you express 'three times as much' in a numerical expression?

Back

You express 'three times as much' by multiplying a number by 3, for example, '3 x x'.

Tags

CCSS.4.OA.A.1

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What is the difference between a numerical expression and an equation?

Back

A numerical expression does not have an equal sign, while an equation does have an equal sign and shows that two expressions are equal.