Respuesta :

Carter has saved $27.50 of his allowance money

that means He have total amount = $27.50

He bought his sister ice cream for $3.75

that means He spend an amount = $3.75

The amount he left is the difference between the amount he has total with the amount he spend on icecream

The amount he left is = $27.50-$3.75

Amount he left = $23.75

Answer : $23.75