1.5 Add and Subtract Rational Numbers
1.5 Add and Subtract Rational Numbers
Example 1: Add and Subtract Rational Numbers with Different Signs
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Example 2: Use Properties of Operations to Add and Subtract
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Example 3: Find Distances on a Number Line
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Adding Rational Numbers
Watch this video to see examples of adding rational numbers. You can stop it at about the 4:28 minute mark.
Subtracting Rational Numbers
Watch this video to see examples of subtracting rational numbers.
TI-30XIIS Calculator
Watch the video to see how to use the negative button and the fraction button to add and subtract rational numbers with a calculator.
1.5ExtraAddProblemsBlank.pdfAdding Integers Blank
This is a blank copy of some sample questions. Click the arrow in the upper right to enlarge. You can solve the problems and then check with the answer key below.
1.5ExtraAddProblemsKey.pdfAdding Integers Key
This is the answer key to some sample questions. Click the arrow in the upper right to enlarge. You can solve the problems using the blank copy above and then check using this key.
1.5ExtraSubtractProblemsBlank.pdfSubtracting Integers Blank
This is a blank copy of some sample questions. Click the arrow in the upper right to enlarge. You can solve the problems and then check with the answer key below.
1.5ExtraSubtractProblemsKey.pdfSubtracting Integers Key
This is the answer key to some sample questions. Click the arrow in the upper right to enlarge. You can solve the problems using the blank copy above and then check using this key.