Chapter 0 Add/Subtract Rational Numbers

Master adding and subtracting rational numbers with this practice worksheet!

Name: Add Rational Numbers If you forgot how to add and subtract rational numbers (fractions), watch this video... Fill in the blanks for the rules for adding and subtracting fractions. When adding and subtracting fractions, the first step is to find a common denominator. Then, you add or subtract the numerators and keep the same denominator. Add or subtract the fractions. Show your work. Remember to write your answer in simplest form. Add or subtract the fractions. Show your work. Remember to write your answer in simplest form. Add or subtract the fractions. Show your work. Remember to write your answer in simplest form. Add or subtract the fractions. Show your work. Remember to write your answer in simplest form. What went wrong? Describe the mistake that the student made in the problem above. What should he have done? What went wrong? What is the correct answer to the problem above? Remember... Rational numbers also include decimals that end or repeat. When adding and subtracting decimals, you can just use your calculator. Add or Subtract the decimals. Be sure to include 0 in your answer if necessary (ex. 0.75). -1.25 + 1.5 -12.6 + (-3.9) 13.12 + 8.6 -9.16 - 10.17 72.5 - (-81.3) 24.2 - 38.9 0.25 -16.5 21.72 -19.33 153.8 -14.7 Make up your own problem. Write an addition problem whose sum is 9.35. Make up your own problem. Write a subtraction problem whose difference is -3.2.