Algebra

Front

What is half of a number, c?

Back

c ÷ 2

Front

If Spot fetched 12 sticks and some rocks, how many objects did he fetch in all?

Back

12 + r

Front

What does it mean to take 10 away from s?

Back

s - 10

Front

What is an algebraic expression made of?

Back

Numbers and variables

Front

What is 7 divided by c?

Back

7/c

Front

What is an algebraic expression?

Back

A mathematical phrase that can contain numbers, variables, and operations.

Front

What does the variable 'r' represent in an expression?

Back

A placeholder for a number that can change.

Front

What is the result of adding a number to a variable?

Back

The sum of the number and the variable.

Front

What does 's + 10' represent?

Back

The sum of the variable s and the number 10.

Front

What is the difference between 's - 10' and '10 - s'?

Back

's - 10' means subtracting 10 from s; '10 - s' means subtracting s from 10.