I have 10 stamps and I want to give my sister half of them. How many ...

I plant three seeds a day for seven days. How many seeds did I plant altogether?

My dad chopped down three of our five trees. How many trees do we have now?

I have 10 stamps and I want to give my sister half of them. How many stamps must I give to my sister?

I have three computers. I get another one from my granny. How many computers do I have now?

I have three times as many pens as my friend. My friend has two pens. How many pens do I have?

There are twenty children in each class. Three more children join each class. How many children are there in a class now?

At the beach I see 7 dolphins swimming in the waves. The next time they come up there are only 5. How many dolphins are missing?

I have fifteen sweets and two friends. We all get the same number of sweets. How many sweets do I get?

Sam can come to my house at 5:00pm. It is now 2:00pm. How many hours must I wait until Sam arrives?

A tree grows 5 berries an hour. If five hours have passed, how many berries have grown?