laboratory
Quite easily because each of the 7 numerals represented a certain value. The Romans even had the equivalent of a modern day calculator to do their sums it was called an abacus device. The 7 numerical values: M=1000, D=500, C=100, L=50, X=10, V=5, I=1
Discipline
work done to make new things
Experiment
11
It does nothing. Numbers, and sums, do not have the power to do anything!10 + 10 - 50 = -30
tan
You can get 2, 4, 6, 8, 10, and 12, six even sums all together.
Decabbaged 10 letters. its the biggest word u can use
A whiteboard.
Hardlyever