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Name Date Chapter 9 Study Guide Read each question carefully. Write the letter for your answer on the line provided. What is the value of each expression? Write each sum in simplest form. 1 1 1. 9 + 6 = 1 5 C. 6 A. 18 B. 2 D. 9 4 2 9 9 5 1 1. A 2. G 3. A 4. H 5. A 6. H 18 2. + = H. F. 9 2 1 9 3 2 9 8 G. 3 5 7 I. 9 3. − = A. B. 7 C. 9 3 D. 9 4 9 9 9 5 4. 8 − 8 = F. 1 H. 8 2 1 4 3 G. 8 I. 8 Which is the best estimate of each expression? 1 1 5. 3 6 + 5 6 = A. 8 C. 11 B. 10 D. 14 1 1 6. 3 5 + 6 5 = F. 4 G. 5 222 H. 9 I. 10 Grade 5 • Chapter 9 Add and Subtract Fractions Name Date Chapter 9 Study Guide (continued) Read each question carefully. Write your answer on the line provided. 3 1 7. What is the value of 10 8 + 2 8? 1 7. 12 1/2 8. 8 3/10 9. 2 2/5 10. 2 1/4 11. 14 1/2 12. 17 pounds 13. 5/12 hour 14. 6 cans 9 8. What is the value of 12 5 − 3 10? Add or subtract. Write in simplest form. 1 4 1 7 9. 6 5 − 3 5 = 10. 5 8 − 2 8 = 3 3 11. 8 4 + 5 4 = Solve. 2 12. A store sells 143 pounds of carrots one day. The next 1 day the store sells 23 pounds of carrots. How many pounds of carrots did the store sell? 1 2 13. Ian read for 4 hour today. He read for 3 hour yesterday. How much longer did Ian spend reading yesterday than today? 2 14. Rey feeds his dog 5 of a can of dog food in the morning 4 and 5 of a can in the evening. How many cans of dog food will Rey need in order to feed his dog for five days? Grade 5 • Chapter 9 Add and Subtract Fractions 223