Exponents
Solve: 43
64
sqrt64
8
Is 4/8 a rational number?
Yes.
6 + 2 * 6
12
Fold a paper in half and count the number of layers of paper there are. Continue to fold the paper in half (while counting the number of layers) until you cannot fold it any longer.
How many layers of paper will there be after 25 folds? Write your answer as an exponent.
2^25
Solve 63+ 65=
7992
sqrt(81/144
3/4
Is pi a rational number?
No.
(8-3) * 4
20
At a dog park there is 53 dogs and 36 dog owners.
1. How many dogs does each owner own?
2. Assuming no one has lost a leg. How many legs are in the park?
1. 1.47 dogs per owner.
2. 284 legs.
Explain why -24 is different than (-2)4.
-24= -1*24=-1*2*2*2*2= -16
(-2)4= (-2)*(-2)*(-2)*(-2)= 16.
Calculate the number whose square root is 0.3
0.09
Solve:
-2 1/3 + (-1 3/4)
-4 1/12
4^2/(8+3)
5
Measure the surface area of the boot room.
Answers will vary.
Simplify:
(5^3*5^6)/5^2
57
Use benchmarks to estimate a fraction for each square root. State the benchmarks you used.
sqrt(17/5)
9/5
The price of a share in Petro-Canada changed by -$0.80. A person owns 120 shares. By how much did the shares change in value on that one day?
-$96
12-[3+(2*4)]
1
You have a large cube made out of sugar cubes. One side length is 7 sugar cubes long. How many sugar cubes make up the large cube?
343 sugar cubes.
Solve 100
1
A student has a rectangular piece of paper that is 7.2cm by 1.8cm. They cut the paper into parts that can be arranged and taped to form a square.
A. What is the side length of the square?
B. What is the fewest number of cuts that could be made and why?
A. 3.6cm
B. 1 cut.
Solve
(-7 1/3)(6/55) + 1 1/2 ÷ (-2/7)
-6 1/20
(6+2^2)*3-4/2
28
A water tank fills at a rate of 5t+10 liters after t minutes. How many minutes will it take to reach 85 liters?
t=15 minutes.