Easy Trick to Multiply Any Multiple of 7 by 858 Instantly! #infomaths9774 #quickmultiplication

Learn a simple and effective trick to quickly multiply any multiple of 7 by 858 without using a calculator! Watch as we break down problems like:
🔹 21 × 858 = ?
🔹 42 × 858 = ?
🔹 63 × 858 = ?
🔹 14 × 858 = ?

Perfect for students, math enthusiasts, and anyone who loves number tricks! Try it out and impress your friends with your quick calculations.

🔔 Don't forget to LIKE, SHARE, and SUBSCRIBE for more math tricks!

Видео Easy Trick to Multiply Any Multiple of 7 by 858 Instantly! #infomaths9774 #quickmultiplication канала Infomaths