Let's look at these numbers now. 38 and 31 38 and 3 are both in the thirties, but 38 comes after 31 on the 100 square ... Image caption, We can count in blocks of ten to make counting easier.

Here we have used counters, number blocks, a part whole model, a place value chart, a tally chart, and coins. You can also write it in different ways but they all show the same value. Here are ...