Lesson 2 of 5 • 1 upvotes • 8:56mins
Educator Sumana helps to solve percentage sums without pen
5 lessons • 45m
Trick for Percentage without Pen Part 1 (in Bengali)
7:10mins
Trick for Percentage without Pen Part 2 (in Bengali)
8:56mins
Trick for Percentage without Pen Part 3 (in Bengali)
10:57mins
Trick for Percentage without Pen Part 4 (in Bengali)
9:50mins
Trick for Percentage without Pen Part 5 (in Bengali)
9:02mins