Question

Trina rounded to the nearest whole number to solve the expression 18.9 - 11.5 Her steps are shown below. Which statement correctly describes her error?
18.9-11.5
18.9= 19 and 11.5=11, so
18.9-11.5=19-11=8
A)The value of the ones place in the minuend should have been rounded up.

B)The value of the ones place in the subtrahend should have been rounded up.

C)The value of the ones place in the minuend should have been left alone.

D)The value of the ones place in the subtrahend should have been left alone