1) Ignorant 2) Illiterate 3) Inexpert 4) Innumerate 5) Non-civilised 6) Noncivilized 7) Undereducated 8) Unenlightened 9) Uninformed 10) Uninstructed 11) Unlearned 12) Unlettered 13) Unschooled 14) Untaught 15) Untutored 1) Ignorant 2) Illiterate 3) Innumerate 4) Nescient 5) Noncivilised 6) Noncivilized 7) Not conversant 8) Not educated 9) Not having a good education 10) Undereducated 11) Unenlightened 12) Uninformed 13) Unlearned 14) Unlettered 15) Unschooled 16) Unstudied 17) Untaught 18) Untrained 19) Untutored 
[adj] - not adequately educated in the use of numerical terms and concepts 2. [adj] - not having a good education
adjective not having a good education