Chapter 7, Day 3 Warm Up

Front

What is the algebraic expression for the difference between forty-six and a number?

Back

46 − n

Front

How do you express 's increased by 3' in algebraic terms?

Back

s + 3

Front

What is the algebraic expression for '16 less than a number'?

Back

n - 16

Front

How do you write 'the sum of 3 and a number' in algebraic form?

Back

3 + n

Front

What is the algebraic expression for '14 decreased by a number'?

Back

14 - n

Front

Define an algebraic expression.

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols.

Front

What is a variable in mathematics?

Back

A variable is a symbol, often a letter, that represents an unknown value.

Front

What does it mean to 'decrease' a number in algebra?

Back

To decrease a number means to subtract a value from it.

Front

What does 'increased by' indicate in an algebraic expression?

Back

'Increased by' indicates that a value is being added to another value.

Front

What is the difference between 'sum' and 'difference' in mathematics?

Back

'Sum' refers to the result of addition, while 'difference' refers to the result of subtraction.