Writing Numerical Expressions

Front

What is a numerical expression?

Back

A numerical expression is a mathematical phrase that includes numbers and operation symbols, but no variables.

Front

What does 'decreased by' mean in a numerical expression?

Back

'Decreased by' means to subtract a number from another number.

Front

How do you write 'the product of 4 and a number z' as a numerical expression?

Back

4z

Front

What does 'less than' indicate in a numerical expression?

Back

'Less than' indicates subtraction, where the first number is reduced by the second number.

Front

How do you evaluate the expression (16-6) x (2+4)?

Back

First, calculate 16-6 = 10 and 2+4 = 6, then multiply: 10 x 6 = 60.

Front

What is the numerical expression for 'twenty-five decreased by ten'?

Back

25 - 10

Front

How do you express 'the product of ten and eleven' in numerical form?

Back

10 x 11

Front

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

Back

'The sum of' means to add two or more numbers together.

Front

What is the difference between 'product' and 'sum'?

Back

'Product' refers to the result of multiplication, while 'sum' refers to the result of addition.

Front

How do you write 'four less than the product of 14 and 5'?

Back

(14 × 5) - 4