Solutions by everydaycalculation.com
2430 - 530 is 1930.
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Related: 48/30-5/30 24/30-10/30 24/60-5/30 24/30-5/60 72/30-5/30 24/30-15/30 24/90-5/30 24/30-5/90 24/30-25/30 24/30-35/30
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