22:43(4 – 6) times (6 – 4) minus 1 =? A BASIC Math problem MANY will get WRONG!TabletClass Math1.3M viewsView & Download
16:33(4 + 3) times 2 minus 10 divided by 2 =? A BASIC Math problem MANY will get WRONG!TabletClass Math2.1M viewsView & Download