How do you write an expression
Numbers divisible by 1 & number itself are called prime numbers. These numbers also have the property to be odd numbers.
(x + y)/20
I cannot answer this question without knowing the numbers for the glass
how do you write an expression with three terms
the same : expression
No difference. Both require you to think it out rather than write it out.
(6 - 2)*4/8
You can always write a numerical division expression as a decimal.