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1 vote
What is 2/5 - [-4 7/10]

User Minimalpop
by
5.7k points

1 Answer

4 votes

Answer: 5 1/10

Solution:

2/5-[-4 7/10]

2/5-[-(4*10+7)/10]

2/5-[-(40+7)/10]

2/5-[-47/10]

2/5+47/10

2*2/(5*2)+47/10

4/10+47/10

(4+47)/10

51/10

(50+1)/10

50/10+1/10

5 1/10

User Drewsmits
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6.0k points