Students should be able to use numbers correctly to calculate the marble's speed by dividing distance by time.
(Students; should be; able to use numbers correctly to calculate the marble's speed by dividing distance by time) (Students; to use correctly; to calculate the marble's speed by dividing distance by time)
Students Students
should be to use correctly
able to use numbers correctly to calculate the marble's speed by dividing distance by time
to calculate the marble's speed by dividing distance by time