Solutions by everydaycalculation.com
12 + 910 is 75.
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Related: 1/2+18/10 1/4+9/10 1/2+9/20 3/2+9/10 1/2+27/10 1/6+9/10 1/2+9/30 5/2+9/10 1/2+45/10 1/10+9/10 1/2+9/50 7/2+9/10 1/2+63/10 1/14+9/10 1/2+9/70
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