Solutions by everydaycalculation.com
840 + 240 is 14.
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Related: 16/40+2/40 8/40+4/40 8/80+2/40 8/40+2/80 24/40+2/40 8/40+6/40 8/40+10/40 56/40+2/40 8/40+14/40
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