Multi-Rep Max Calculator

Purpose

  1. Calculate your theoretical 1-rep max
  2. Calculate weights to use on multi-rep sets
  3. Compute percentages of max

 Instructions

  1. Enter the weight you lifted
  2. Enter the number of times you lifted it
  3. Click Calculate to determine your multi-rep maxes
Weight Lifted:
 Number of Reps:
 Nearest 5 lbs
Theoretical RMs
1rm —
2rm —
3rm —
4rm —
5rm —
6rm —
7rm —
8rm —
9rm —
10rm —
11rm —
12rm —
13rm —
14rm —
15rm —
 
Percentages of 1RM
95% —
90% —
85% —
80% —
75% —
70% —
65% —
60% —
55% —
50% —
45% —
40% —
35% —
30% —
25% —

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