'51.93' is not an equation. It's a number. When you write or speak it, it comes out "fifty-one and ninety-three hundredths".
write something about math. then change the words to make it rhyme
One and three tenths.
Twice a number would be written as 2x.
Write a number with a pencil. If you erase it, then it DISAPPEARS!
Forty five point four nine.
Twenty-seven and eighty-seven thousandths.
word form is using words to write a #
2n + (-5)
That probably means that you describe something in words.
Oh, dude, written form in math terms just means expressing numbers using words instead of digits. So, like, instead of writing 123, you would write "one hundred twenty-three." It's basically just showing off your vocabulary skills while doing math.
numerator, number, negative