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#1 2006-07-18 16:37:16

Devant
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Basic Negative Numbers

Basic Negative Number Excercises

You'll find some numbers below zero here - Negative numbers. None of them are too hard.

1. 40 metres below sea level = ?m
2. A temperature of 8 degrees below zero =
3. At 9pm, the temperature was 2C. By midnight, the temperature had dropped to -5C. By how many degrees had the temperature fallen?
4. The temperature at midnight was -3C. By 8am, the temperature had risen by 6C. What was the temperature at 8am?
--------------------
Algiers    = 16C
Barcelona = 17C
Berlin = 8C
London = 5C
Moscow = -9C
New York = 7C
Oslo = -5C
Paris = 12C
Rome = 15C
Sydney = 23C
---------------------

[b]5. What was the difference in temperature between Barcelona and Berlin?

6. How much higher was the temperature in Rome than the temperature in Oslo?
7. 5 + (-7) =
8. 17 - (-8) =
9. (-6) x (-3) =
10. 50 (-10) =
---------------------------

 

#2 2007-08-17 20:32:41

parvathy95
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Re: Basic Negative Numbers

1.  -40m                        8.  25
2.  -8 degrees                9.  18
3.  5 degrees                 10.  -5
4.  3 degrees
5.  9 degrees
6.  10 degrees higher
7.  -2

 

#3 2007-08-19 11:28:44

uche
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Re: Basic Negative Numbers

u are so smart smarter than mikau well both of u are smart, do u just want to make your self smart and make me jelous

 

#4 2007-08-19 11:32:03

MathsIsFun
Administrator

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Re: Basic Negative Numbers

You don't need to be jealous of smart people ... in fact if you hang around smart people you get smarter yourself!

(BTW. wouldn't Q3 be 7 ?)


"The physicists defer only to mathematicians, and the mathematicians defer only to God ..."  - Leon M. Lederman
 

#5 2007-08-20 04:05:22

Devant
Real Member

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Re: Basic Negative Numbers

All correct except #3 and #6 ... please check them. wink

Lately I have been getting many rude comments sent to me through e-mail, YouTube, etc. ... what has caused all of this to come on the same day?

 

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