Answer:
Swami used 3/4 more ink cartridges than Luigi
Explanation:
1.) Find the common denominator - In this case it is 4
2.) Turn in to improper fraction (5/2 - 7/4 ----> 10/4 - 7/4)
3.) 10/4 - 7/4 = 3/4
God Bless! :)
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