Twelve toddlers went out to the yard to play in the sandbox. Each one who brought a bucket also brought a shovel. Nine toddlers forgot their bucket at home, and two forgot their shovel. By how many fewer toddlers brought a bucket than those who brought a shovel but forgot their bucket?
3 kids brought a bucket, which means. and a spade. 10 kids brought a spade. So, 7 kids brought a spade without a bucket. $7-3=4$.

## Answer

It's 4.