A Math Look by Dyscalculia.org

Place Value Periods

The PERIODS are named as

powers of 1,000.

The PERIOD's NAME has 2 parts:

a number prefix + illion

which means 1,000.

1st Million M Mill- 1,000,000.

(k)(k) = M 1,001,000.

2nd Billion G Giga 1,000,000,000.

(M)(k) = G 1,002,001,000.

3rd Trillion T Tera- 1,000,000,000,000.

(G)(k) = T 1,003,002,001,000.

4th Quadrillion P Peta- 1,000,000,000,000,000.

(T)(k) = P 1,004,003,002,001,000.

5th Quintillion E Exa- 1,000,000,000,000,000,000.

(P)(k) = E 1,005,004,003,002,001,000.

6th Sextillion Z Zetta- 1,000,000,000,000,000,000,000.

(E)(k) = Z 1,006,005,004,003,002,001,000.

7th Septillion Y Yotta-1,

(Z)(k) = Y 1,000,000,000,000,000,000,000,000.

1,007,006,005,004,003,002,001,000.

8th Octillion R Ronna-

(Y)(k) = R 1,000,000,000,000,000,000,000,000,000.

1,008,007,006,005,004,003,002,001,000.

9th Nonillion Q Quetta-

(R)(k) = Q 1,000,000,000,000,000,000,000,000,000,000.

1,009,008,007,006,005,004,003,002,001,000.

10th Decillion

1,000,000,000,000,000,000,000,000,000,000,000.

1,010,009,008,007,006,005,004,003,002,001,000.