Numbers
A number with only two factors(one and itself) is called...
Prime Number
2/5 in decimal is...
0.4
What is 50% of 120?
60
What do we call a shape with four sides and four angles?
8 X ( 6 - 2 ) - 7 = ?
25
A number that has more than two factors is called...
Composite Number
One-third plus one-half is
5/6 (five-sixth)
What is 10% of 360?
36
We are those straight lines that are always the same distance apart. We never meet no matter how much they are extended ... Who are we?
Parallel lines
- 4 + 10 - 12 = ?
-6
What are 1, 4, 9, 16, etc., called?
A square number
1/2 and 2/4 are called...
Equivalent fractions
You have 160 cookies. If you give 50% of your cookies to your mom and 50% of what is left to dad, how much do you have left?
40 cookies
Circle is a polygon. (true / false)
False
Vera and Vikki are sisters. Vera is 4 years old and Vikki is 13 years old. What age will each sister be when Vikki is twice as old as Vera?
What is a square root of 121?
11
What is 3/7 of 210?
90
What is 0.5% in decimals?
0.005
If the lines meet and make 90 degrees, the lines are called...
Perpendicular lines
The ratio of girls to boys in a class is 9 to 7 and there are 80 students in the class. How many girls are in the class?
45 Girls
Fraction ___ can be commonly used for pi.
22/7
Lucky Box! you get one clue :)
Yay!
60 is what percent of 150?
40%
How many angles are there if you add all the interior angles of a triangle?
180 degrees
16 = 62
55 = 56
28 = 83
21 = ?
13