addition
-133 + 75 = N, What is N?
58
What is 13 less than 21?
8
Five papayas are each cut into eights. How many pieces are there?
40
What number is midway between 21 and 37?
29
A cylinder exactly contains a sphere inside. if the radius of a sphere is 2 cm, how high is the cylinder?
4 cm
If 25 +N + (-100) = 75, What is N?
150
What number comes after the difference of 70 and 37?
34
How many seconds are there in 3 1/2 minutes?
210
If there are 10 fives in 50, how many fives are there in 85?
17
You have 28 toy cars. I have 46 toy cars. How many more cars do you need to have the same amount that I do?
What is 18 more cars
What is N, if 41 + N = 35 + 19?
13
What is left if you take away six eights from 60?
12
15 squared
225
Find the average of numbers -1, 3/2, and 1/2.
1/3
Andre brought a cup of noodles for P18 and a sandwich for P12. How much change did he get from his P50? ?
P20
One number is four more than another. if their sum is 10, what is the smaller number?
3
How much larger is 2/3 than 1/6?
2/3 - 1/6 = 4/6 - 1/6 = 1/2
One ream contains 500 sheets of paper and a sheet of paper is 0.3 mm thick, how thick is one ream in meters?
0.15 mm
A ball has a radius 4 in. What is its surface area in terms of π (pi)?
64π2 in2
I have 52 toy car wheels. How many cars can I build with these wheels?
13 cars
6
Simplify : 2(3)2 - 3(2)3 + (1 - 4)3.
-33
What is the product of three consecutive multiples of 5 if the middle number is n?
n3 - 25n
Find the remainder when 2x3 + 6x2 + 5x + 2 is divided by x+4.
-50
I baked 1 dozen cupcakes. Each cupcake had 3 cherries on top. I ate the cherries off 2 of the cupcakes. How many cherries are left?
30