Question
Mr Loh's bus was left with 15 fuel. He added 8 ℓ of fuel to his bus, it became 715 full. How much more fuel was needed to fill up Mr Loh's bus?
4 m

Click button first when a symbol is required. X

Mr Loh's bus was left with 15 fuel. He added 8 ℓ of fuel to his bus, it became 715 full. How much more fuel was needed to fill up Mr Loh's bus?