yote-m'a-ratta = 2 x 20 + 10.
60.

hiu-te = 3 x 20.
70.

hiute-m'a-ratta = 3 x 20 + 10.
80.

gooho-rate = 4 x 20.
90.

gooho-rate-m'a ratta = 4 x 20 + 10.
100.