Question: Form each sum by combining the two addends into one lump. Make exchanges as necessary so that the sum is represented by the least number
Form each sum by combining the two addends into one lump. Make exchanges as necessary so that the sum is represented by the least number of coins or bills.
- AABCCDDD + AAABBBBBBBBBC =
- AAACCCCCCCCEEE + AABBCCCCCCC =
- AAAAAAAEEEEE + AAAAAAEEEEE =
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