There are 6 glasses. 3 glasses are filled with water. How many glasses are empty?
3
Mum has 5 lemons. She uses 2 of them for cooking. How many lemons are left?
3
I have 1 fish in the jar. Dad buys me another one. How many fish do I have now?
2
Grandma harvested 7 mangoes. Grandpa gave 1 mango to grandma. How many mangoes does she have in all?
8
