of the 150 employees at company x , 50 are full - time , and 100 have worked at company x for at least a year . there are 20 employees at company x who aren ’ t full - time and haven ’ t worked at company x for at least a year . how many full - time employees of company x have worked at the company for at least a year ?
"150 employees 50 are full - time 100 have worked at company x for at least a year 20 employees at company x who aren ’ t full - time and haven ’ t worked at company x for at least a year . how many full - time employees of company x have worked at the company for at least a year ? 150 - 50 = 100 employees not full time 100 - 20 = 80 employees not full time who worked over a year 100 employees have worked at company x for at least a year - 80 employees not full time who worked over a year = 20 full - time employees of company x have worked at the company for at least a year ans a"
subtract(subtract(150, 50), 20)