This post comprises those roots that represent the “Numbers” from 1 to 10, as well as those that represent 100 and 1,000.
In total, this Vocab-ability post features 12 roots that represent “Numbers." (While these “Number" roots are usually used as prefixes, they are occasionally used as the stems of words also.)
Vocab-ability Numbers–362 (mono, uni = 1, one) 
Vocab-ability Numbers–363 (bi, di, doubl = 2, two) 
Vocab-ability Numbers–364 (tri = 3, three) 
Vocab-ability Numbers–365 (quart, quad, tetra = 4, four) 
Vocab-ability Numbers–366 (penta, quint = 5, five) 
Vocab-ability Numbers–367 (hexa, sexa = 6, six) 
Vocab-ability Numbers–368 (sept, hept = 7, seven) 
Vocab-ability Numbers–369 (oct = 8, eight) 
Vocab-ability Numbers–370 (nov, non = 9, nine) 
Vocab-ability Numbers–371 (dec = 10, ten) 
Vocab-ability Numbers–372 (cent = 100, hundred) 
Vocab-ability Numbers–373 (mill = 1000, thousand)
Note re Copyright / Free Use:
I hold the copyright to the original Vocab-ability guide, which was published in 2002. I hereby grant free use to all the material contained in this post and all other Vocab-ability posts on Steemit.
Note re Copying each Screenshot:
Each separate entry (including those in this and other Vocab-ability posts) consists of one screenshot (since making screenshots was the only way I could properly format the individual entries for uploading to Steemit). To use these entries for your personal study or in any classroom, you can download any or all screenshots by clicking and dragging the screenshots that you want to use, and then print them out.
