This content covers grades 4 to 5 of the GCSE syllabus which is suitable for KS3 and KS4 and is likely to be coverered in years 8-10 of UK schooling. This content is essential for achieving "grade C equivalent" - a "pass".

Adding and subtracting fractions 00:06:25

Adding and subtracting fractions Assessment

Exchange rates 00:03:08

Exchange rates Assessment

Product of prime factors using “prime factor trees” 00:02:53

Product of prime factors (prime factorisation) Assessment

Reciprocals 00:02:41

Reciprocals Assessment

Laws of indices 00:04:33

Index Laws Assessment

Increasing and decreasing by a percentage 00:02:12

Increase and decrease by a percentage Assessment

Percentages of a quantity (decimal multipliers) 00:03:54

Using decimal multipliers (increase / decrease - percentage of amounts) Assessment

Compound interest 00:05:26

Compound interest Assessment

Simple interest 00:01:11

Simple Interest Assessment

One number as a percentage of another, and finding a percentage increase or decrease 00:02:25

One number as a percentage of another Assessment

Percentage increase or decrease between 2 amounts Assessment

Standard Form 00:06:03

Standard form Assessment

Standard form calculations Assessment

HCF and LCM using Venn diagrams 00:05:06

HCF and LCM with Venn diagrams Assessment

Reverse percentages 00:04:34

Reverse percentages Assessment

Multiplying and dividing fractions 00:03:34

Multiplying and dividing Fractions Assessment

Multiplying and dividing decimals 00:03:11

Multiplying and dividing decimals Assessment

Fractions of quantities 00:02:18

Fractions of quantities Assessment

Negative indices 00:03:03

Negative indices Assessment

Unitary ratios 00:03:54

Unitary ratio Assessment

Ratio and sharing 00:03:06

Ratio and sharing into ratios Assessment

Combining ratios 00:02:00

Combining ratios Assessment

Recurring decimals 00:02:29

Recurring decimal notation Assessment

Harder percentages without a calculator 00:04:12

Harder percentages without a calculator Assessment

This feature has been disabled by the administrator

Go to Course Home

Product of prime factors using “prime factor trees”

Our Skills and Problem Solving Workbooks offer additional learning to these FREE online courses.

These workbooks are suitable for GCSE Foundation students (Year 10-11) and support this course.

Books are on sale now at and delivered by Amazon.

Grade 4 to 5 GCSE Exam Problem Solving Question Workbook

← Previous Next →

Number: 1 to 3?

Algebra: 1 to 3?

Geometry: 1 to 3?

Statistics: 1 to 3?

Number: 4 to 5?

Algebra: 4 to 5?

Geometry: 4 to 5?

Statistics: 4 to 5?

This feature has been disabled by the administrator

Login