Common Properties of Addition and Subtraction

The numbers to be added are called _______________

• Addends

• Subtrahends

If 1 is added to a number, the sum is the ______________ of the number.

• Successor

• Predecessor

When you add two numbers, the result obtained is called

• Difference

• Sum

If 1 is subtracted from a number, the difference is ____________ of the number.

• Successor

• Predecessor

When you subtract two numbers, the result obtained is called

• Sum

• Difference

40592 - 1 = ______________

• 40591

• 40593

Taking away smaller number from a bigger number is called as _____________

• Subtraction

• Addition

When a number is subtracted from itself, the difference is always

• 0

• 1

• number itself

If 0 is added to a number, the sum will be _______________

• 0

• Number itself