One Rep Max Calculator Excel

Download a free live-formula Excel (.xlsx) for the One Rep Max Calculator. Change the yellow input cells and every result recalculates automatically.

Sample

One-rep max (1RM)216 lb
90% (3–4 reps)194 lb
80% (8 reps)173 lb
70% (12 reps)151 lb

Open the calculator · Health & Fitness