Respuesta :
ok so...
100-20=80
80-40=40
$40
Rosie has $40 left to spend on decorations.
100-20=80
80-40=40
$40
Rosie has $40 left to spend on decorations.
so since she has $100. First we Do 100-20 and that means that she has $80 left. Now she uses $40 that means we have to Do 80-40 which is 40. So rocíe has $40 left.