Solutions by everydaycalculation.com
1st number: 14/30, 2nd number: 1 15/30
1430 - 4530 is -3130.
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Related: 28/30-45/30 14/30-90/30 14/60-45/30 14/30-45/60 42/30-45/30 14/90-45/30 14/30-45/90 70/30-45/30 98/30-45/30
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