What is negative 12 - nonactive 3?

How do you write 28902841 in to words? What is the prime number after 20? What is a polygon that has 3 sides and 1 right angle? What is the median of 4 6 8 9 10 11? What is 5 divided by 1 over 8? In arithmetic variables look like what? What is 1000-201? Where do we find Hindu-Arabic numerals and roman numarals? What is the answer to 9 divided by 0? How many syllables in much have you traveled in the realms of gold? What are the 4 steps of anthropometric measurement? How many days in 83 years? How many syllables are in the word replies? What is a number sentence that show an inverse operation? How do you write 93 in roman numerals? How old is a wraith? Is 130 a multiple of 4? How much is 30 scottish dollars to us dollars? What is the root of 15? What is the product of primes of 10800?