Worksheet: Determining Whether + or - Makes Each Number Sentence True

In this worksheet, you will assess your ability to determine whether the + or – sign in a number sentence makes it true. Number sentences in this worksheet include numbers up to 3 digits.

Q1:

Use or to make the following arithmetic operation correct:

Q2:

Use or to make the following arithmetic operation correct:

Q3:

Use or to make the following arithmetic operation correct:

Q4:

Use or to make the following arithmetic operation correct:

Q5:

Use or to make the following arithmetic operation correct:

Q6:

Use or to make the following arithmetic operation correct:

Q7:

Which symbol is missing from this equation?

Q8:

Which symbol is missing from this equation?

Q9:

Which symbol is missing from this equation?