Writing numbers in the digital era can be a bit tricky. Aside from knowing and recognizing the whole numbers, the ordinal numbers, the cardinal numbers, the odd numbers and the even numbers, here is a helpful refresher on how to ace these numbers.

K= thousand = three zeros = 000

M= million = six zeros = 000 000

G= thousand million = 9 zeros= 000 000 000

T= thousand billion= 12 zeros = 000 000 000 000