This Boom Learning deck targets the learner's ability to count US money, particularly up to 100 US dollars or $100. The questions are presented in increasing level of difficulty, beginning with: - counting $1 bills - counting a combination of $1 bill with another money denomination ($2, $5, $10, $20) - counting a combination of $1 bills, $2 bills (skip counting by 2s), $5 bills (skip counting by 5s), $10 bills (skip counting by 10s), and $20 bills (skip counting by 20s) - counting a combination