Solutions by everydaycalculation.com
2430 - 1430 is 13.
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Related: 48/30-14/30 24/30-28/30 24/60-14/30 24/30-14/60 72/30-14/30 24/30-42/30 24/90-14/30 24/30-14/90 24/30-70/30 24/30-98/30
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