1) (-1/12) + 11/12 + 17/12 = (-1 + 11 + 17)/12 = 27/12 = 9/4
Answer: D
2) (-25/13) + (-12/13) + (-7/13) = (-25 - 12 - 7)/13 = -44/13
Answer: A
3) (-5/14) + (-15) + 11/14 = (-5/14 + 11/14) - 15 = 6/14 - 15 = 3/7 - 15 = (3 - 105)/7 = -102/7
Answer: B
4) (-3/7) + (-8/7) + (-6) = (-3 - 8)/7 - 6 = -11/7 - 6 = (-11 - 42)/7 = -53/7
Answer: A
5) (-1/6) + (-1/6) + 5/6 = (-1 - 1 + 5)/6 = 3/6 = 1/2
Answer: D
6) 1 + 3/10 + (-17/10) = 1 + (3 - 17)/10 = 1 - 14/10 = 1 - 7/5 = (5 - 7)/5 = -2/5
Answer: D
7) (-8/9) + 10/9 + 10/9 = (-8 + 10 + 10)/9 = 12/9 = 4/3
Answer: A
8) 10 + (-16/15) + (-23/15) = 10 + (-16 - 23)/15 = 10 - 39/15 = 10 - 13/5 = (50 - 13)/5 = 37/5
Answer: D
Parent Tip: Review the logic above to help your child master the concept of rational numbers worksheet grade 6.