20 — DigiRoller
™
Plus II
Step:
Key:
[RESET]
Roll width and store
[W]
Find area
[L x W]
Store area in memory
[M+]
Step 2 - Find area to be subtracted
Step:
Key:
[RESET]
Roll length of empty
space and store
[L]
[RESET]
Roll width and store
[W]
Find area
[L x W]
Subtract from total
in memory
[M-]
Calculate actual area
[Rcl] [M+]