Backward Counting from 40 to 01

Backward Counting from 50 to 01 Backward counting from 40 to 01,counting..
Counting, backward counting, how to teach counting,how to write backward counting, how to explain backward counting, ulti ginti, bachchon ko kaisey sikhayen ulti ginti 1 se 20 ulti ginti, 20 to 01 backward counting., 30 to 01 , Backward counting from 30 to 01.. LKG, UKG, Nursery
Reverse counting