Adding 10 to a Number using Ten Frames and a 100 Chart

This video is an educational lesson on adding 10 to a number using ten frames and a 100 chart. The lesson begins with a review of place value and counting by tens, and then progresses to adding and subtracting 10 from numbers using visual aids and skip counting. The video stresses the importance of recognizing the difference between teen numbers and emphasizes that adding 10 to a number results in the tens digit increasing by 1 and the ones digit staying the same.