Subtract mixed 2

Subtract mixed numbers: 3 1/2 - 2 4/5 (3 and one half - 2 and four-fifths.) Remember you need to make these into improper fractions before subtracting.

Correct answer:

x =  7/10

Step-by-step explanation:

a=321=3+21=23 2+1=26+1=27=321=3.5 b=254=2+54=52 5+4=510+4=514=254=2.8  x=ab=27514=10351028=103528=107=0.7

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