Impossible Challenge: Teenagers mentally calculate 100 3-digit numbers in seconds

These fours school kids are “masters” in mental abacus calculation. Some of them have won both national and international awards. But on the stage of Impossible Challenge, where the challenges are upgraded, who can triumph in the end? Subscribe to us on YouTube: https://goo.gl/lP12gA Download our APP on Apple Store (iOS): https://itunes.apple.com/us/app/cctvn... Download our APP on Google Play (Android): https://play.google.com/store/apps/de... Follow us on: Website: https://www.cgtn.com/ Facebook:   / chinaglobaltvnetwork   Instagram: https://www.instagram.com/cgtn/?hl=zh-cn Twitter:   / cgtnofficial   Pinterest:   / cgtnofficial   Tumblr:   / cctvnews   Weibo: http://weibo.com/cctvnewsbeijing Tiktok: https://m.tiktok.com/h5/share/usr/659... Douyin: https://www.youtube.com/redirect?q=ht...