Integer Operations
13+(-17)+9-21
-15
1/4+3/8-(-5/4)-9 3/4-4 1/8
-12
-2 2/5*1 2/3
-4
A scuba diver is 4 2/3 feet below the surface of the water. She then dives another 2 1/2 feet. Determine the value that represents the depth of the scuba diver.
-7 1/6 feet
(9-(2^3))+4 1/4
5 1/4
Simplify:
sqrt169
13
-39-:(-3)*(-10)-:5
-26
-7/8-(-3/4)+1 2/3-3 1/4-(-5 1/8)
3 5/12
-3 1/9-:(-1 1/3)
2 1/3
A coffee shop served 24 people before 7:00am. Two-thirds had regular coffee, one-eighth had decaf, and the remaining ordered a specialty coffee. How many customers ordered a specialty coffee?
5 customers
(-2-:3 1/3)^2*(-1 2/3)
-3/5
Rational or Irrational? Why?
-213.6176176176...
Rational - repeating decimal
7-(-4)+22+(-31)-(-10)-12
0
-4 2/9-5/6+5 1/3+2 5/9
2 5/6
10 1/2*(-4/7)-:(-3 1/3)-:2 2/5
3/4
Jason is building a bench with his dad. He begins with a 8 foot board. Then, he cuts off a piece that measures 3 5/8 feet and another that measures 1 1/3 feet. What is the length of the remaining board?
3 1/24 feet
(-4)^2/-2*1/4+6(-2 3/4)
14 1/2
The sqrt79 is between what two integers?
8 and 9
8^2=64
9^2=81
12*(-7)-:(-2)*3
126
3 3/4+2 2/5-(-1/4)-3/5-9
-3 1/5
-1/6-:(-5/12)-:2/3-:4 1/6*(-5)
-18/25
A submarine drops 1194 feet below sea level in 15 minutes. What rational number represents the rate of descent of the submarine?
-79.6 feet per min
12-5/8(-6)+3
8 3/8
The -sqrt55 is between what two integers?
-7 and -8
Determine if the following expression will be positive or negative:
-21319
Negative
9 2/3+(-5/9)-6 1/5-(-1/9)-3+1/5+(-2/9)
0
2 2/5-:(-1/3)-:30(6 2/3)-:(-4/15)
6
The debate team is hosting a tournament. They received $320.00 in tournament registration fees and raised $126.76 in concessions. The team would like to budget this money over the 12-month calendar year. How much money will be available each month?
$37.23
(1/(5/3))(-10)(7/(-1/4))
168
Which of the following represent an irrational number? (choose all that apply):
a) sqrt121
b) pi
c) -13.43713892...
b) pi
c) -13.43713892...