Solutions by everydaycalculation.com
1st number: 1 12/30, 2nd number: 9/30
4230 - 930 is 1110.
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Related: 84/30-9/30 42/30-18/30 42/60-9/30 42/30-9/60 42/30-27/30 42/90-9/30 42/30-9/90 42/30-45/30 42/30-63/30
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