This product features NINE pages of mad minute worksheets - all subtraction within 10! The pages are: subtracting zero, subtracting one, subtracting two, subtracting three, subtracting four, subtracting five, subtracting six, subtracting seven, and subtracting eight, nine, and ten. No number is greater than 10. Each worksheet contains twenty problems for children to solve in one minute or less. This is perfect for an informal assessment of children's subtraction fluency or for homework!