Solutions by everydaycalculation.com
1st number: 4 0/4, 2nd number: 7/20
164 - 720 is 7320.
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Related: 32/4-7/20 16/4-14/20 16/8-7/20 16/4-7/40 48/4-7/20 16/4-21/20 16/12-7/20 16/4-7/60 80/4-7/20 16/4-35/20 16/20-7/20 16/4-49/20 16/28-7/20
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