1) 2/1 - 1/1 = 3/1 a) Correct b) Incorrect 2) 5/5 - 5/5 = 0 a) Correct b) Incorrect 3) 1/9 + 2/9 = 3/9 a) Correct b) Incorrect 4) 8/5 + 3/5 = 9/5 a) Correct b) Incorrect 5) 4/7 - 3/7 = 1/7 a) Correct b) Incorrect 6) 4/10 - 2/10 = 5/10 a) Correct b) Incorrect 7) 1/4 + 3/4 = 4/4 a) Correct b) Incorrect 8) 8/2 + 2/2 = 10/2 a) Correct b) Incorrect 9) 5/3 - 3/3 = 2/3 a) Correct b) Incorrect 10) 3/6 + 1/6 = 7/6 a) Correct b) Incorrect

Adding and Subtracting Fractions with Common Denominators

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