North Carolina Department of Public Instruction 55 min(s)

By the end of the lesson students will represent a given number (0 - 19) on a ten-frame and/or a double ten-frame and relate the representation to the written numeral, given a number between 0 and 9, tell how many more are needed to make a ten, given a number between 11 and 19, tell how many leftovers (ones) are in addition to the group of tenGiven a number between 0 and 19, tell how much one more or one less is.