Question
A student simplifies the expression (frac (31)/(2))((1)/(4))-2.75 using the work shown Step 1: (31)/(2)div (1)/(4)-2.75 Step 2: 3.875-2.75 Step 3: 1.125 Is the student's work correct? Use the drop-down menus to explain. The student square The student square The correct value of the expression is square The student's work is! square v
Solution
3.7
(224 Votos)
Tatiane
Elite · Tutor por 8 anos
Resposta
The student's work is correct.The student correctly simplified the expression by following the order of operations. They first divided
by
, which is equivalent to multiplying
by the reciprocal of
, resulting in
. Then, they subtracted 2.75 from 62, which gives the correct value of 59.25.Therefore, the correct value of the expression is 59.25, and the student's work is correct.