Before Li started baking today, she had 9/10 kilograms of sugar. She used 2/5 kilograms of sugar for her first recipe and 15/100 kilograms of sugar for her second recipe. How much sugar does Li have left?

Respuesta :

Answer:

7/20

Step-by-step explanation:

90/100-2/5

=1/2

1/2-15/100

=7/20