Match: Subtraction Facts within 20

Match up these subtraction facts! What is 4 less than 10? What is 19 minus 9? In Match: Subtraction Facts Within 20, students practise reading and identifying common subtraction equations with numbers 0-10 and numbers 11-20. Second graders who are learning about basic subtraction within 20 can use this online game to practise their arithmetic at home or in the classroom.