Respuesta :

0.5 + 0.25 + 20.00 = 20.75
First turn 1/2 and 1/4 in to a decimal we do this by dividing the numerator by the denominator

1/2=0.5

1/4=0.25

Now we just line up the numbers like this

20.00
00.50
00.25
_____
20.75