Search topics

Search

Percentages and ratios

0 of 14 topics done

All chapters
Percentages
1Convert between fractions, decimals and percentagesOpen, set of 8LessonPractice
2Find a percentage of a quantityOpen, set of 8LessonPractice
3Express one quantity as a percentage of anotherOpen, set of 8LessonPractice
4Find the original amount from a percentageOpen, set of 8LessonPractice
Percentage change
5Increase or decrease a quantity by a percentageOpen, set of 8LessonPractice
6Find percentage changeOpen, set of 8LessonPractice
GST
7Add GST to a priceOpen, set of 8LessonPractice
8Find the GST and the pre-GST price from an inclusive priceOpen, set of 8LessonPractice
Ratio and proportion
9Express a ratio in simplest formOpen, set of 8LessonPractice
10Complete an equivalent ratioOpen, set of 8LessonPractice
Dividing in a ratio
11Divide a quantity in a given ratioOpen, set of 8LessonPractice
12Use one known part of a ratio to find the othersOpen, set of 8LessonPractice
Unitary method
13Find the original amount from a percentageOpen, set of 8LessonPractice
14Use one known part of a ratio to find the othersOpen, set of 8LessonPractice
15Scale a proportional quantity with the unitary methodOpen, set of 8LessonPractice
16Decide which option is the better valueOpen, set of 8LessonPractice
Chapter 2