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two-digit numbers.

It is based on the recognition that a subtraction

problem is easier if the smaller number ends in

one or more zeros.

Using this rule makes the problem more user

friendly by changing the second number in the

problem to a number with a zero in the ones

place. And change the first number by the same

amount.

Example: 225 - 58 may be changed into 227 - 60

Together, we'll learn

Related pages

**Worksheets - ****Same ****Change ****Rule **

**Subtraction**

**Trade First subtraction method**

**Left to Right Subtraction**

225 + 2 = 227

58 + 2 = 60

58 + 2 = 60

Example:** Same Change Subtraction**