Add. write your answer as a fraction in simplest form. −4 5/9 + 8/9= show your work

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?