Bread hydration formulæ

Legend

—	Mh20	weight of water
—	Mflour	weight of flour
—	%hydr	hydration

To get hydration percentage when weights of water and flour are known:

Mh20
	×	100%hydr
Mflour

To solve for water when weight of flour and hydration are known:

Mflour

×

%hydr

=

Mh20