Zero does not have a opposite, because it is not a positive number nor a negative number. It has no reciprocal either
hope this helps
2 consecutive integers...x and x + 1
x + x + 1 < = 3
2x + 1 < = 3
2x < = 3 - 1
2x < = 2
x < = 1
x + 1 = 1 + 1 = 2.......the greatest possible value for the greatest integer is 2
He bought 3 small notebooks (3*7=21) and 3 large notebooks (3*10=30)
21+30=51
3240 star wars tickets divided into 5400 total tickets = .6 × 100 = 60%
May the Force be with you.