Ski Racer: Subtract by Multiples of 10 from Multiples of 10

Help first graders get comfortable with multiples of 10 in this online educational game. Ski Racer: Subtract by Multiples of 10 from Multiples of 10 is a math activity that is great for students that are subtracting two-digit numbers. As they practice subtracting multiples of 10, they will build up core math skills, such as number fluency.