Lisa+Pirie's+Math+Page!



__Word Problems__

ALWAYS READ THE WHOLE QUESTION The temperature in Moose Jaw for the last wek is listed below: Monday: -11 -11 degrees celsius Tuesday: -4 7 degrees __warmer__ than Monday Wednesday: -7 3 degrees __colder__ than Tuesday Thursday: 2 9 degrees __warmer__ than Wednesday Find the average tempurature for the last 4 days. -20/4 -5 I did not add the numbers together You add the numbers together and then divide by the amount of numbers that you added together**
 * -11+-4+-7+2

SHOW ALL YOUR WORK 3 12/30 - 1 25/30 2 42/30 - 1 25/30 1 17/30 I did not make it so that it would not be negative**
 * 3 2/5-1 5/6
 * Make it so that it is not negative and then just subtract**

__Rational Numbers__ Expanded: Scientific Notation:
 * 486 230 = 4x10(5) + 8x10(4) + 6x10(3) + 2x10(2) + 3x10(1)**
 * 486 000 000 = 4.86x10(8)**

__BEDMAS__ (49/16) - (5/12) (508/192) = 2(124/192) I Didn't make the common denominators right Take your time so you don't make silly mistakes**
 * (7/4)2 - (1/2)(5/6)