Question

Using appropriate properties find
-2/5×3/5+5/2-3/5×1/6​

Answer 1

Answer:

Answer

4/5+11/7+(−7/5)+(−2/7)

=4/5+(−7/5)+11/7+(−2/7)

={4+(−7)}/5+{11+(−2)}/7

=(4−7)/5+(11−2)/7

On further calculation, we get,

=−3/5+9/7

Now, taking L.C.M. we get,

=(−21+45)/35

=24/35.