MUST-DO: Writing Expressions with Addition and Subtraction

Front

What is the expression for the total of m and n?

Back

m + n

Front

How do you express the sum of seven and x?

Back

7 + x

Front

Write the expression for three more cookies than are in the jar (C).

Back

C + 3

Front

What is the expression for 10 less than g?

Back

g - 10

Front

How do you express g plus 1.75?

Back

g + 1.75

Front

What does the term 'sum' refer to in mathematics?

Back

The result of adding two or more numbers.

Front

What is the difference between 'addition' and 'subtraction'?

Back

Addition combines numbers, while subtraction removes one number from another.

Front

If you have an expression 5 + x, what does x represent?

Back

x represents an unknown value that can be added to 5.

Front

How would you express 'the sum of a number p and 4'?

Back

p + 4

Front

What is the expression for 'twice a number q'?

Back

2q