SOLUTION: how to subtract rational numbers. -2/5 -7/10

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Question 155965This question is from textbook algebra 1
: how to subtract rational numbers. -2/5 -7/10 This question is from textbook algebra 1

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
-2/5-7/10
(-2*2-7)/10
-11/10=1.1
OR:
-.4-.7=-1.1