86 people visited the dinosaur exhibit on Saturday. There were 44 different exhibits at the science museum. 21 fewer people visited the exhibit on Sunday. How many people visited the dinosaur exhibit on Sunday?

Mike delivered 36 newspapers after school. Nancy delivered 12 more newspapers than Mike. Altogether, 28 boys and girls delivered papers after school. How many newspapers did Nancy deliver?

Membership at the health club is growing fast. There are 25 new weight training machines. 22 people became members last month. 24 people became members this month. How many new members does the club have now?

Ellen spent $18 on paint supplies. She spent $34 on paper and $22 on new smocks. How much more money did Ellen spend on paper than smocks?

There were 36 children at the playground. 28 children were on the swings. There were 8 children on the slide. 12 children left the swings to play basketball. How many children were on the swings then?