Positive vs. Negative
No Calculator: Does the following expression result in a positive or negative answer?
-5 + 12
Positive (=7)
Which symbol (<, >, or =) can be placed in the blank to make the statement true?
-27 ____ -26
Answer: <
Evaluate and provide your answer in simplest form.
(19/20) - (7/20)
Answer: 3/5
Write 0.431 as a percent.
Answer: 43.1%
Write the expression in exponential form. Do not evaluate.
11x11x11x11x11
Answer: 115
No Calculator: Does the following expression result in a positive or negative answer?
-1 + (-13)
Negative (= -14)
Which symbol (<, >, or =) can be placed in the blank to make the statement true?
|-19| ____ |14|
Answer: >
Evaluate and provide your answer in simplest form.
(-1/6) + (3 5/6)
Answer: 3 2/3
Write 0.08 as a fraction in simplest form.
Answer: 2/25
Which of the following values are perfect squares?
80, 124, 256, 36, 149, 729
256 (16), 36 (6), 729 (27)
No Calculator: Does the following expression result in a positive or negative answer?
3 - (-12)
Positive (= 15)
Evaluate: -16 - (-1)
Answer: -15
Evaluate:
-7/18(15/28)
Answer: -5/24
Evaluate and write your answer as a fraction in simplest form:
4.57 + 1.9
Answer: 6 47/100
Write the expression in exponential form. Do not evaluate.
x(x)(y)(x)(y)(x)
x4y2
No Calculator: Does the following expression result in a positive or negative answer?
-0.5 x 20
The temperature is 8 degrees Fahrenheit. If the weatherman predicts the temperature will drop 12 degrees within the next eight hours, what is he predicting the temperature to be?
Answer: -4 degrees Fahrenheit
Wesley and Lincoln went fishing. Wesley caught a fish that was 15 3/16 inches long and Lincoln caught a fish 12 3/4 inches long. How many inches longer was the fish that Wesley caught?
Answer: 2 7/16 inches longer
Evaluate and write your answer as a decimal:
(5/8) - 0.5
Answer: 0.125
Write the expression in exponential form. Do not evaluate.
(1/2)(1/2)(1/2)(1/2)
(1/2)4
No Calculator: Does the following expression result in a positive or negative answer?
-7 - 4 + (-15)
Negative (= -26)
A parachuter is descending at a rate of 28 feet per minute. Find the total change in altitude of the parachuter after 4 minutes.
-112 feet
Scott spend 30 5/6 minutes on the phone with a customer service center. If 2/3 of this time was spent on hold, how many minutes was he on hold?
Answer: 20 5/9 minutes
A sand timer has 5 5/16 ounces of sand. If the sand falls at a rate of 2.5 ounce per minute, how many minutes will the timer last?
2.125 minutes
Order the list of values below from least to greatest:
(See Mrs. Webster for details)
See Mrs. Webster for answers!