Change to a whole or mixed number (explain) or (show how you did it )

Carry out the division indicated by the fraction. When you do, you find you get a whole number quotient of 83 and a remainder of 3. Then the mixed number equivalent is ...

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If you do this on a calculator, it will give you the result 83.75. (Some calculators will give you the mixed number result directly, as in the second attachment.) If you don't already know that 0.75 = 3/4, you can multiply 0.75×4 and find the result is 3. (The 4 in this multiplication is the original denominator.)

As you know, 83.75 means 83 + 0.75, which is the same meaning as 83 3/4.

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Here, I have written mixed numbers in both the typeset form and the text form 83 3/4. When you use mixed numbers as part of a larger expression, I recommend putting parentheses around the number, so there is less confusion as to its meaning.