Answer:
-15/6
by cancellation
-5/2
Explanation:
-10/3+5/6
LCM of 3,6 is 6
So,
Make the denominators equal,
-20+5/6
-3 1/3+5/6
5/6 - 3 1/3
=> 5/6 - 10/3
=> 5/6 - 20/6
=> -15/6
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