youtube.com › watch2nd Grade Math 1.3, Place Value, Tens and Ones
Place value tells us the value of a digit. 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 are digits. The tens digit is to the left of the ones digit. We represent two-digit numbers with Longs of 10 and units of ones. We see that we can represent tens and ones with quick drawings using lines for tens and dots for ones. We solve 3 word problems involving ...