To use base ten blocks for dividing 2.16 by 3, first represent 2.16 using the blocks: 2 whole units (two 1s) and 16 hundredths (sixteen 0.1s). Next, group the blocks into three equal parts to see how many blocks each group receives. Each group will get approximately 0.72, as you can represent this by distributing the blocks evenly. This visual method helps in understanding the division of decimals by breaking them down into manageable pieces.
9
30.8571
216
3
0.1667
0.0185
4
31 divided dy 216 = 0.14351851851851852
54
36
9.8182
216 divided by 72 is three.