Gematria Calculation Result for low speed dig may ten mmxviii on Roman Numeral

This is calculated by summing each letter's value: l(50) + o(0) + w(0) + (0) + s(0) + p(0) + e(0) + e(0) + d(500) + (0) + d(500) + i(1) + g(0) + (0) + m(1000) + a(0) + y(0) + (0) + t(0) + e(0) + n(0) + (0) + m(1000) + m(1000) + x(10) + v(5) + i(1) + i(1) + i(1).