ABSOLUTE VALUE

LET´S WORK WITH ABSOLUTE VALUES:

regentsprep-absolute

mathsisfun-absolute-value-solving

IF YOU WANT TO PRACTICE:

regentsprep-pracAbs 
hippocampusplaylist 

PEMDAS

IF MORE THAN ONE OPERATION IS NEEDED, IT´S USEFUL THIS RULE:





PRACTICE USING THIS RULE:
mathsisfun.com/operation-order-pemdas
To know more about the order of operations:
studyjams.scholastic.order-of-operations

FRACTIONS PRACTICE

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You will find some information about fractions: 

coolmath4kids/fractions

aaamath.com/fra

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ERRORS

Calculating errors is very useful in all science studies.

Regents/mathError 

CLASSIFYING REAL NUMBERS

INTRODUCTION TO FRACTIONS

LCM!

I hope you like this song. I like it so much.:)

REAL NUMBERS

       First of all, an introduction will help you to know different numbers sets.

mathsisfun-real-numbers

mathsisfun-number types

To study more about numbers:

http://www.mathsisfun-evolution-of-numbers

ROUNDING NUMBERS

WATCH THESE VIDEOS TO REVIEW THE RULES TO ROUND NUMBERS:

NATURAL NUMBERS

Natural numbers are numbers used for counting.
There is an infinite number of them!
The set of natural numbers is called N.

N={0, 1, 2, 3, 4, 5, ...}