Question
At first, a pail contained 25 ℓ of water. Xuan added another 13 ℓ of water into the pail. Then she used 411 of all the water in the pail. How much water did Xuan use? Express your answer as a fraction in its simplest form.
4 m

Click button first when a symbol is required. X

At first, a pail contained 25 ℓ of water. Xuan added another 13 ℓ of water into the pail. Then she used 411 of all the water in the pail. How much water did Xuan use? Express your answer as a fraction in its simplest form.