'25' goes in to 140 , 5 times , with a remainder of '15'.
140/25
Cancel down by '5'
28/5
Fives goes in to 28, 5 times with a remainder of '3'.
Multiply '3' by '5' ; 3 X 56 = 15 and you are back to the original remainder.
5.6
5 with 15 remaining 140 - 15 = 125 = 25 x 5
5 with a remainder of 15 These problems are trivial to do in your head.
28 times.
14 times.
70 times.
140 times.
14 times.
1.75 times.
0.02142857142857 times
140 times
280/20 = 14 times
5 times.