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Mathematics 8 Online
OpenStudy (anonymous):

-1.8 - 3.9 =?

OpenStudy (shane_b):

Maybe looking at it this way will help:\[-1.8-(+3.9)\] If you subtract a positive value from a negative number, you end up with a negative number that equals the sum of both numbers.

OpenStudy (anonymous):

okay thanks for your help

OpenStudy (shane_b):

np :)

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