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Mathematics

Grade-7

Easy

Question

The sum or difference of $negative 5.5 minus open parentheses negative 3 1 half close parentheses$ is _________.

-2.0
1.5
-1.8
1.8

The correct answer is: -2.0

STEP BY STEP SOLUTION
$negative 5.5 minus open parentheses negative 3 1 half close parentheses N o w space w e space w i l l space c o n v e r t space m i x e d space f r a c t i o n space i n t o space s i m p l e space f r a c t i o n minus 5.5 space minus open parentheses negative 7 over 2 close parentheses N o w space w e space w i l l space o p e n space t h e space b r a c k e t space minus 5.5 space plus 7 over 2 N o w space w e space h a v e space c o n v e r t space f r a c t i o n space i n t o space d e c i m a l space o r space w e space c a n space a l s o space t a k e space t h e space L C M space w h i c h e v e r space s e e m s space t o space b e space e a s i e r minus 5.5 space plus space 3.5 space equals space minus 2.0 space$
The answer of above question is -2.0

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