3
2Keywords:
place value
whole numbers
Using information about the shape-based number system on planet Efilar, students display the base 10 numbers for Efilar shapes. Students also display Efilar shapes from given base 10 numbers.
2
2
2
10
11
0
0
2
1
11
2
1
2
3
0
1
1
4
1
1
6
0
1
0
