Level 2
A food stall used 50 ℓ of water on Monday and 12 ℓ more water on Tuesday than on Monday. How many ℓ of water did the class use on the two days?
Level 2
A jar has 650 mℓ of water. A pitcher has 280 mℓ of water. How much more water must be added into the pitcher so that it has the same amount of water as the jar?
Level 2
Beaker A has 300 mℓ of water and Beaker B has 900 mℓ of water. How much water must be added into Beaker A so that it has the same volume as Beaker B?