5 ms·1. 5+9=14 2. let 9=10-1, 5+9=10-1+5=15-1=14 3. let 9=5+4, 5+9=5+5+4=14 4. cann't make it upby sirtel 12y ago1. 5+9=14 2. let 9=10-1, 5+9=10-1+5=15-1=14 3. let 9=5+4, 5+9=5+5+4=14 4. cann't make it upozh 12y agoI truly pity the youth in whatever country thought that is smartww2 12y agoyou missed two most important methods: 5+9 = (((((((((5+1)+1)++1)+1)+1)+1)+1)+1)+1) 5+9 = 9 + 5 =...