simplify -3/10 +7/15 +3/-20+-9/10+13/15+13/-20
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Answered by
1
Step-by-step explanation:
answer is -2/3
is it correct
Answered by
1
Step-by-step explanation:
-3/10 +7/15 +3/-20+-9/10+13/15+13/-20
= -3/10 -9/10+13/15 +7/15 +3/-20+13/-20
= -12/10+20/15+16/-20
= -12/10+8/-10 +3/5
=20/-10 +3/5.
= -2+3/5
= (-10+3)/5
=-7/5
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