<span>In 6,600, the 6s are in the thousands and hundreds spots. The 6 in the thousands spot would be 6000 and the 6 in the hundreds spot would be 600. The first 6 from left to right is the thousands spot and the 2nd 6 from the left is in the hundreds spot. The 0s are in the tens and ones spots from left to right, respectively.</span>