Fractions, decimals and percentages, and the connections between all three.
Other topics:
Arithmetic Games Fractions & Percentages Logic & Puzzle Games Number Theory Games Speed & Reflex Games Rare & Unusual Maths
The friendly fractions first
Denominators up to twelve
Larger denominators, closer decoys
Reduce to lowest terms
Halves, quarters, fifths and tenths
The everyday set
Eighths, sixteenths and thirds
Conversions you use while shopping
Ten, twenty-five and fifty percent
The full everyday range
What you actually pay in the sale
Find the original number
Every game on YogiCalc is free, runs entirely in your browser, needs no sign-up and saves your best score on your own device. Nothing is uploaded anywhere. They work on a phone, a tablet or a computer.
Looking for something else? The full games library lists all 110 games, and the calculator library covers finance, tax, health and conversion.