If in total we have 447 blocks,
and we only remove the tens,
write down the resulting exercise:
If in total we have 447 blocks,
and we only remove the tens,
write down the resulting exercise:
To solve this problem, we need to "remove the tens" from the total number of blocks, which is 447:
Therefore, the result of removing the tens from 447 is .
This exercise corresponds to choice id="2": .