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Fractions without a calculator

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Fractions with NO Calculator

Fraction Multiplication, Division, Adding, Subtracting & Mixed Numbers without using a calculator - to help with Algebra understanding

Khan Video Tutorials:
Proper and Improper Fractions
Converting Mixed Numbers to Improper Fractions
Changing an Improper Fraction to a Mixed Number
Equivalent Fractions Example
Fractions in lowest terms
Comparing Fractions
Comparing Fractions 2
Multiplying Fractions
Multiplying Mixed Numbers
Multiplying Fractions and Mixed Numbers
Dividing Fractions Example
Dividing Mixed Numbers
Dividing Mixed Numbers and Fractions
Adding Fractions with Like Denominators
Finding Common Denominators
Adding Fractions with Unlike Denominators
Adding Mixed Numbers
Adding Mixed Numbers with Unlike Denominators
Subtracting Fractions
Subtracting Mixed Numbers
Subtracting Mixed Numbers 2

Class notes| pdf

p339 Ex 23.04

Concepts p19 Ex 2.01 #1 – 3, 6, 7
Simplify p19 Ex 2.01 #4, 5
Multiply p22 Ex 2.04
Reciprocal p21 Ex 2.03
Dividing p22 Ex 2.04
Add & subtract p20 Ex 2.02
Mixed Numbers p23 Ex 2.05

NuLake p13,14,15

A great website for practicing fraction problems : www.visualfractions.com

 

 

Fraction Skills with No calculator

Fraction Skills
Simple Fraction
Mixed fraction
Addition

1/4  +  2/5 = 13/20
3 2/5  +  4 3/7 = 7 29/35
Subtraction

4/5  -  3/7 = 13/35
8 1/4  - 5 3/5 = 213/20
Multiplication
3/4   x   4/11 = 3/11
5 4/7  x  41/3 = 241/7
Division
5/7  ÷  4/5 = 25/28
6 3/4  ÷  25/7 = 237/67
Powers
(3/5)2 = 9/25
(2 1/3)3 = 12 19/27
Simplification
Simplify 16/24 = 2/3
Simplify 148/24 = 61/6
Inverse
The inverse of   3/4 = 4/3
The inverse of 41/6 = 6/25
 

Mouse over answers to see them

 

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