Sir this is very helpful to me mujhe hcf and LCM,linear equation, quadratic equation word problem me dikkat aa rahi thi ... Jab aapka short trick dekha to mujhe bahut kuch samaj aa rha hai it's very helpfull to me. Last 3 digit- 581
Thank you so so much Sir!🥹🙏 This video was a game changer ar this moment for me... I somehow understood all this when I did my ch 1 of class 10 for the first time,but now as I was revising for my half yearly,I realised I forgot everything. So thank u so much Sir.🙂🙏