Integer Operations (no calc)
–3 + 7 = ?
4
3/4 + 1/8 = ?
7/8
Find the circumference of a circle with radius 3 m. (Use 3.14 for pi)
18.84 m
What is the probability of flipping heads on a fair coin?
1/2
0.5
or 50%
A car travels 180 miles in 3 hours. Is this proportional? What is the constant of proportionality?
Yes
k = 60
42 ÷ (–7) = ?
–6
|7| = ?
7
What is the equation for the area of a circle?
A = π r2
A spinner has 4 equal sections: red, blue, green, and yellow. What is the probability of not landing on red?
3/4
0.75
or 75%
A $50 item is discounted by 20%. What is the sale price?
$40
–5 × 6 = ?
–30
Solve: (2/3) × (3/5) ÷ (1/2)
12/15
or
4/5
What equation would be best to use to find the circumference of a circle when given the radius?
C = 2 π r
You flip a coin 10 times and get 7 heads. What is the experimental probability of heads?
7/10
0.7
or 70%
A car's speed (using miles per hour) is shown below algebraically. How far will it travel in 12 hours?
y = 25 x
300 miles
A diver is 25 feet below sea level. She rises 12 feet, then descends 7 feet. Where is she now relative to sea level?
20 feet below sea level
or
-20 feet
The temperature was –8°F in the morning and 5°F in the afternoon. How much did the temperature change?
13 degrees
A dog is tied to a pole so it won't run away. The leash is 6 feet long. What is the total area the dog can reach? (Use 3.14 for pi)
113.04 feet2
In 2 rolls of a die, a 4 appears 2 times. What is the theoretical probability and experimental probability?
Theoretical: 1/12 = 0.833 = 8.33%
Experimental: 2/2 = 1 = 100%
Sophia makes 114 chocolate covered strawberries in 3 hours and 190 chocolate covered strawberries in 5 hours. Represent this proportional relationship using y=kx.
y = 38 x
A submarine dives 4 miles below sea level every hour. In 6 hours, what is the total elevation?
-24 miles
or
24 miles below sea level
Explain how to divide two fractions.
Keep, Change, Flip!
A circular garden has a circumference of 31.4 ft. Find the radius and area of the garden. (Use 3.14 for pi)
radius = 5 ft
area = 78.5 ft2
A number cube is rolled twice. What is the probability of rolling an even number both times?
6/12 = 1/4
0.25
or 25%
Find the final price after 15% discount and 7% tax on a $100 item.
$90.95