Agar do ka antar ho toh bich vale number ko 5 se multiply karna padega For e.g :- 2+4+6+8+10 = 30 (6×5=30) Another e.g.:-. 11+13+15+17+19 = 75 (15×5) Jankari acchi lagi ho toh abhi channel ko subscribe kare for more such short tricks Thank you😊
There is an another trick to calculate the ten consecutive number with in 5 seconds which is take the fifth number of consecutive numbers and then joint 5 next to it like 1+2+3+4+5+6+7+8+9+10=55 Because the fifth number is 5 Pls like
Yah bhi concept hai ki fifth number ke bad mein 5 laga de Aa gya answer Jaise 11 12 13 14 15 16 17 18 19 20 Is me fifth number 15 hai to 15 k aage 5 laga do iska answer hoga 155