4Cardinal numbersReading cardinal numbersExercises ( )Ordinal numbersExercises ( )Cardinal numbersWe use cardinal numbers almost every day. We use cardinal numbers to count things.5-1 5-11 2 3 4 55-2 5-2Can you say these numbers?0 1 2 3 45 6 7 8 910 11 12 13 1415 16 17 18 191 2 3 4 55-3 5-3Can you say these numbers?20 30 40 5060 70 80 9028 32 44 5963 75 89 911 2 3 4 55-4 5-4Can you say these numbers?100 1,000 10,000100,000 1,000,000120 560 4093,000 4,2001 2 3 4 55-5 5-5How do we say them?4,056 =