Trades clear Mind

My last high is 51.29.
I added 21 pips to it,,51.50.

Sq.rt of 51.50 minus 0.764 and squared is :41.12
Spread difference is 5 - 7 pips, add to that 41.12+.07 = 41.19.
The low earlier reached is 41.15..

I am placing it now at 41.19.

Sq.rt of 51.50 minus 0.881 and squared  is 39.64.
Spread difference is 5 - 7 pips, add to that 39.64 +.07 = 39.71.

I am placing it now at 39.71.

I am planning two buy  trades 41.19 and 39.71.

Stoploss planning :

Previous low 37.92 minus 21 pips : 37.71
Spread difference is  2- 4 pips.

I am placing it now at 37.67.

Placing Buys at 41.19 and 39.71 stoploss 37.67.

Target : 64.20 and 66.20