Integers
What is the sum of -3 and 5?
2
Identify the variable: 2n + 5
n
2.1 + 3.1 = ?
5.2
What are the first 5 digits of Pi?
3.1415
Continue the pattern 3 more digits: 5, 10, 15... ?
20, 25, 30
What is -6 – (-4)?
-2
solve: x+4=9
5
12.6 - 9.2 = ?
3.4
If a circle has a radius of 10 cm, what is the diameter?
20 cm (diameter = 2r)
What is the value of 102?
100 (10 x 10)
What is −7+(−4) ?
- 11
Solve : 4x=20
x = 5
0.6 x 3 = ?
1.8
r x r x 3.14 is the formula to find what?
area of a circle
Convert 0.75 to a fraction.
3/4
A submarine is at -300m and rises 125m. What is its new depth?
-175 meters
solve: 2x–3=9
4.2 / 7 = ?
0.6
A box has a length of 2 cm, width of 3 cm, and height of 4 cm.
What is the volume of the box?
24 (2x3x4)
A number is divisible by both 3 and 5. What is the smallest such number?
15
What is the product of −3 and 5?
-15
x/3+4+2 = 12
x = 18
1.2 x 3.2 =
3.84
A circle has a radius of 7 cm. Approximately what is the circumference? (Use π = 3 to estimate)
42 OR 43.96 cm if using 3.14
What is the next number in this pattern?
3, 6, 12, 24, 48, ___
96 - each number is doubled