Lesson deck
NumberSupport
Reverse percentages
One bar on every question, cut into ten equal parts, with the part you know in pink. Find 10%, then multiply by 10 to find the whole, from 20% or 50% of an amount.
A free key stage 3 and GCSE support number lesson on reverse percentages, spec code R9. It has a lesson deck to teach from with a visualiser, a worksheet with answers, an exit ticket and an end of unit test.
Support
Reverse percentages
Exit ticket
Reverse percentages
Test
Percentages test:Foundation B
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