Numbers to 50 - Subitize with Ten Frames 0-115

Use quick images to encourage Base 10 thinking. Subitize how many by thinking in groups of ten with ten frames, instead of counting. Start by asking how many. Progress to asking how many more make another 10 and the next multiple of 10. When ready, ask both questions. Limit processing time to develop fluency.

 
 

2. Practice

Lesson
0-115
Lesson
0-115
Lesson
0-115