Solutions by everydaycalculation.com
1st number: 16/30, 2nd number: 4 5/10
1630 - 4510 is -11930.
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Related: 32/30-45/10 16/30-90/10 16/60-45/10 16/30-45/20 48/30-45/10 16/90-45/10 16/30-45/30 80/30-45/10 16/30-45/50 16/30-45/70
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