Bangla numbers 80 to 89 (আশি থেকে ঊননব্বই)

The shortest decade suffix, and a new prefix family. দুই, তিন and চার take -র- forms here — বিরাশি (82), তিরাশি (83), চুরাশি (84) — and those same forms carry straight into the nineties. Learn them once and the last twenty numbers cost half as much.