1. Express 30 out of 40 and 40 out of 50 as a percentage. Which is
the better score?

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show

What is always true when two whole numbers are subtracted?