C. Independent Activity 2 Directions: If the given sum or difference is correct, put a check () mark on your answer sheet. If it is not, write the correct answer in lowest terms whenever necessary. . 1.) 4.) 3: 3 1 - 1 1-2 + 5 = 5- 2 10 = 3 - 12 3 5 3 5 8- 5.) 1 2.) - 10 + 2 3.) 3 2 + 1 5 10 9 1​