Classifying Numbers
The elevation of Chicago is 200 ft. Desert Shores, CA is -600 ft, and Orlando, FL is 80 feet. Which city is furthest from sea level?
Desert Shores, CA
What is the opposite of -2.95?
2.95
Complete the following with >, <, or =.
-4 1/2 _____ -3
-4 1/2 < -3
Order the following from least to greatest:
4, 0, -2, 3, -5
-5, -2, 0, 3, 4
In 1900, the size of a particular tree ring's growth was 14/25. In 1910, it's growth was 29/50.
In which year did it grow more? How do you know?
In 1910 because 29/50 > 14/25
In Albany it is -3 degrees Fahrenheit, in Chicago, -2 degrees, and in Toronto, 5 degrees.
In which city is it the coldest?
Albany
|4|
4
Complete the following with >, <, or =.
|20| ____ |-20|
|20| = 20
|-20| = 20
|20| = |-20|
Order the following from greatest to least:
-0.5, 3/4, -1, 2/8
3/4, 2/8, -0.5, -1
What is the opposite and absolute value of 24.3647?
Opposite: -24.3647
Absolute Value: 24.3647
Which set or sets does the number -5 belong to?
(Whole, Integers, and/or Rational)
Integers and Rational
Which value is furthest from 0 on the number line?
A) 20
B) -21
C) |20.5|
D) |-21.5|
D) |-21.5|
Complete the following with >, <, or =.
0.25 ___ 2/10
0.25 > 2/10
Order the following from least to greatest:
2/5, 0.2, 4/15, 0.8
0.2, 4/15, 2/5, 0.8
Convert 9/12 into a decimal.
9/12 = 3/4 = 0.75
Joanna split 4 pitchers of water among her 8 plants. What fraction of a pitcher did each plant get?
4/8 or 1/2
True or False: The opposite of the opposite of a number is that number.
Give an example to support your answer.
True. The opposite of -7 is 7. The opposite of 7 is -7, the original number.
Complete the following with >, <, or =.
3/15 _____ 1/5
3/15 = 1/5
Order the following from greatest to least:
-3/4, -1/3, 0, -0.7
0, -1/3, -0.7, -3/4
Write 6 in the form a/b.
6/1 = 12/2 = 18/3 = 24/4 = 30/5 = etc. etc.
The elevation of Desert Shores is 600 ft below sea level and Chicago is 200 ft above sea level.
Is it true that the two cities are less than 600 ft. apart? Why or why not?
It is FALSE. Desert Shores is -600 ft. and Chicago is +200 ft. which makes them 800 ft. apart, and 800 > 600.
True or False: The absolute value of a number is always less than that number.
Give an example to support your answer.
False. The absolute value of a negative number is positive, and positive numbers are greater than negative numbers. The absolute value of a positive number is positive, so it would be equal.
Complete the following with >, <, or =.
7.5 _____ 7 2/6
7.5 > 7 2/6
Order the following from least to greatest:
|-2.25|, 3, |2.5|, -3, 0
-3, 0, |-2.25|, |2.5|, 3
Stella is recording temperatures. On day one, the temperature is 0 degrees. On day two, it drops 5 degrees. On day three, is rises 3 degrees. What is the temperature on day three?
-2 degrees. 5 below 0 is -5. Three above -5 is -2.