Ten and Some More

See 11 to 19 as ten ones and some more ones.

Warm-up, learn, try it together, practice, then a quick check. About 15 minutes.

What children learn in Level 16

Here is a full ten frame. It holds ten counters: ten ones.
Here are ten ones and 4 more ones. Ten and 4 more makes 14!
Every number from 11 to 19 is ten ones and some more ones. 17 is ten ones and 7 more ones.
This is a rekenrek, a rack of beads. The whole top row pushed over is 10. Here, 5 more are on the bottom row: ten and 5 more is 15.
Your turn! Make 13. Fill the first ten frame all the way, then put 3 more.
Try it with a grown-up! Hold up all ten fingers: that's ten. The grown-up holds up some more fingers. How many in all?

Georgia's K-12 Mathematics Standards:

K.NR.3.1 — Describe numbers from 11 to 19 by composing (putting together) and decomposing (breaking apart) the numbers into ten ones and some more ones.