Decimals
3.8 – 6.1
–2.3
7 3/4 - 4 1/4
Simplify your answer
3 1/2
When Taylor gets to school, the temperature is 5.7ºF. The temperature changes by –9.5ºF by the time she goes to bed. What is the temperature when Taylor goes to bed?
The temperature is –3.8ºF
3.25 – 4 1/2
Simplify your answer if needed
– 1 1/4 or –1.25
What is the diameter of a circle with a radius of 12 inches?
24 inches.
–8.2 – 4.2
–12.4
21 5/6 – (–7 2/3)
Simplify your answer
29 1/2
An otter is swimming at an elevation of –4.2 yd relative to the surface of the water. It dives 8.6 yd deeper. After the dive, what is the otter's elevation relative to the surface of the water?
–12.8 yd.
5 2/5 – 7.1
Simplify your answer if needed
–1.7 or –1 7/10
What is the radius of a circle with a diameter of 9 inches?
4.5 inches
–3.8 – (–6.1)
2.3
– 8 5/6 – 3 2/3
Simplify your answer
–12 1/2
On Monday, the low tide at Cook Inlet, Alaska is -1 1/2 feet. On Tuesday, the low tide is -1 1/3 feet. How does the low tide on Tuesday compare to the low tide on Monday?
The low tide Tuesday is 1/6 feet higher.
6.2 – (–3.5)
Simplify your answer if needed
9.7 or 9 7/10
What is the circumference of a circle with a diameter of 15 inches?
47.1 inches
–8.5 – (–9.7)
1.2
–16 5/8 – (–13 3/8)
Simplify your answer
–3 1/4
A path from a dry lake bed starts at an elevation of
–12 1/2 ft relative to sea level. The path ends at an elevation of 60 1/3 feet above sea level. What number represents the change in elevation from the start to the end of the path?
72 5/6
–4.8 – 3 1/4
Simplify your answer if needed
–8.05 or –8 1/20
What is the area of a circle with a diameter of 40 cm?
1256 square inches
–12.7 – (–5.6)
–7.1
–3 1/2 – (–8 1/4)
Simplify your answer
4 3/4
Explain how to determine whether the difference of two numbers is less than or greater than the first number.
(Answers may vary)
–8 2/3 – (–6.5)
Simplify your answer if needed
–2 1/6 or –2.16...
What is the area of a circle that has a circumference of 37.68 ft?
113.04 square ft