LAST MINUTE REVISION || EVERYTHING YOU NEED TO KNOW FOR A GRADE 6 IN GCSE MATHS || EDEXCEL AQA OCR

Aiming for 6 - RATIO AND PROPORTION

EDIT:

Mistake made in multiplication at 14:32 - should be 71500p not 61500p therefore $715, so it is more expensive in the UK and should buy it from America
Mistake made in subtraction at 12:24 - 65 - 20 is 45, whereas I wrote 40 for some reason

00:00 - Intro
00:06 - Simplifying Ratio
01:58 - Sharing in a Given Ratio
03:58 - Ratio - Difference Between Parts
06:47 - Combining Three Part Ratios
08:23 - Equations with Ratio / Equivalent Ratios
10:23 - Using Ratio Parts
12:27 - Exchange Rates
15:15 - Direct Proportion
17:20 - Best Buy
19:01 - Density/Mass/Volume
23:49 - Pressure/Force/Area
26:33 - Speed/Distance/Time
29:28 - Speed/Distance/Time
33:18 - Inverse Proportion in Context
36:54 - Ordinary Number to Standard Form
38:07 - Standard Form to Ordinary Number
38:49 - Calculations with Standard Form
39:42 - Adding and Subtracting with Standard Form
41:05 - Converting Area and Volume
43:25 - Repeated Percentage Change in Context
49:39 - Compound Growth
53:36 - Compound Depreciation
57:02 - Fraction of a Fraction Problem Solving

[userruser]

miss you made a mistake at 14:32 it’s 715 not 61500, if I’m not wrong

[janaalenazi]

Hi at 12:24 65-20 =45 not 40. but amazing vid!