0.4+2/5 would be 0.8 in decimal and 4/5 in fraction
0.25+1/2 would be 0.75 in decimal and 3/4 in fraction
They will equal 11 and 14 it moves up by 3... Did you know that when you walk you move................................MIND-BLOWN
Manny has 5X+10Y=85
7 dimes and 3 nickels