toshitl = 20 x 4?
90.

toshitl-era-pschirre = 80 + 10.
100.

scheh.
1000.

min (Tartar) or schi-psche = 100 x 10.
The last of these scales is an unusual combination of decimal and vigesimal.

In the even tens it is quite regularly decimal, unless 80 is of the structure suggested above.