add -3/7and 2/11
subtract 21/5-(-1/3
Answers
Answered by
0
Answer:
-3/7 + 2/7 =
lcm = 77
-33/77 + 14/77 = 19/77
2) lcm = 15
61/15 - 5/ 15 = 56/15
Answered by
0
Answer:
Add = -19/77 , subtract = 68/15
Step-by-step explanation:
Add = -3/7+2/11 = -33+14/77 = -19/77
And
Subtract = 21/5-(-1/3) = 21/5+1/3
= 63/+5/15 = 47/77
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