Numerical Expressions

Front

What is the symbol for 'difference'?

Back

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Front

Evaluate: 15 + 5 and 4 x 5. Are they equivalent?

Back

The expressions are equivalent.

Front

What is the expression for the sum of 8 nineteens and 4 nineteens?

Back

(8 x 19) + (4 x 19)

Front

How do you express '2 times the sum of 14 and 12'?

Back

2 x (14 + 12)

Front

Evaluate the expression: 5 x (2 + 1)

Back

15

Front

What does 'sum' mean in numerical expressions?

Back

The result of adding two or more numbers.

Front

What does 'product' mean in numerical expressions?

Back

The result of multiplying two or more numbers.

Front

What is the order of operations in mathematics?

Back

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

Front

What is a numerical expression?

Back

A mathematical phrase that includes numbers and operations but no equal sign.

Front

What is the symbol for 'sum'?

Back

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