Convert to mathematical expression: Convert the given problem into a mathematical expression.The problem asks us to divide 83 of a yard of wood into 4 equal parts. This can be written as (83)÷4.
Rewrite as multiplication: Rewrite the division as multiplication by the reciprocal of the second number.To divide by a whole number, we multiply by its reciprocal. The reciprocal of 4 is 1/4. So, we rewrite the expression as (3/8)×(1/4).
Multiply the fractions: Multiply the two fractions.To multiply fractions, we multiply the numerators together and the denominators together. So, we have (3×1) for the numerator and (8×4) for the denominator.This gives us 323.
Check the result: Check the result.We have divided 83 by 4 and obtained 323. To check, we can multiply 323 by 4 to see if we get back to 83.(323)×4=83, which confirms our division is correct.
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