Common Core: 1st Grade Math › Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer to One, Two, Three, Four, Five, Six, Seven, Eight, or Nine Tens: CCSS.MATH.CONTENT.1.NBT.B.2.C
How many tens are in the number
How many tens are in the number
How many tens are in the number
How many tens are in the number
How many tens are in the number
How many tens are in the number
How many tens are in the number
How many tens are in the number
How many tens are in the number
How many tens are in the number