Subtraction
Subtract the integers
-4 - (-6) - 2
0
Add the integers
-12 + (-4) + (-3)
-19
Multiply the integers
-2*-2*-7
-28
Divide the integers
-15 ÷ 3
-5
Use the order of operations to solve each problem.
-4(12-14)(6+2)
-64
A crane lifts a pallet of concrete blocks 8 feet from the back of a truck. The truck drives away and the crane lowers the pallet 13 feet. What is the final position of the pallet relative to where it started.
-5 or 5 feet lower
Subtract the integers
-9 - 4 - 1 - (-2)
-12
9.345 + (-12.07)
-2.725
(-3)(5)(-1)(-3)
-45
Divide the integers
-84 ÷ -7
Use the order of operations to solve each problem.
8^2-5(6-3)
49
A farmer sells an average of 15 3/5 bushels of corn each day. How much will he sell in 6 days?
93 3/5 bushels
(-3.56)-5.097
-8.657
(-5/6)+2/5
-13/30
(-2 4/5)*(-4 3/8)
12 1/4
(-33.2)-:8
-4.2
5/8 - 3/4(1/2)
1/4
A proton has a charge of positive one. An electron has a charge of negative one. Find the total charge of an ion with 40 protons and 22 electrons.
18
(-2 1/4)-(-4 2/3)
29/12 = 2 5/12
(-2/5)+4.1+(-7.1)
-3.4 or
-3 2/5
-7.5 (-2 3/4)
20 5/8
2 1/3 -:(-3 1/5)
-35/48
(-2.4)-:1.2-7*0.2
-3.4
David purchased 45 shares of xyz company and sold it at 4 places as 9.8 shares, 10 1/2 shares, 5 shares, and 11.7 shares respectively. How many shares reamain?
8 shares remain
The temperature in your apartment was 79 degrees. Then, you stepped outside a December morning and the temperature was -18 degrees. What is the change in temperature?
97 degrees
A scuba diver is swimming at a depth of -46 feet. He then swims .5 feet towards the surface every 3 seconds. What is the location of the diver after 15 seconds relative to the surface of the water?
-43.5 feet
Peter pays for a gym membership. He pays $10.50 per month. He decides after 5/6 of a month that he wants to cancel. How much will he have to pay?
$8.75
-3.6-:2 1/7
-1 17/25
(-1/4)-:3/8+(1/2)^2
-5/12
Patti is going to a party. The status of Patti's bank account was -$6. She wrote a check for $28.72. The bank charged a $10 fee for being overdrawn. Patti deposited $50 to try and rectify the situation. How much money is in her account now?
$5.28