Вычисления:
- \(90-23=67\); \(90-12=78\); \(90-46=44\).
- \(30-18=12\); \(70-30=40\); \(100-23=77\).
- \(50-22=28\); \(90-74=16\); \(60-38=22\); \(40-22=18\); \(80-50=30\); \(30-17=13\); \(100-69=31\).
- \(70-43=27\); \(60-10=50\); \(80-48=32\); \(40-24=16\); \(50-36=14\); \(90-67=23\); \(100-79=21\).
- \(90-67=23\); \(40-18=22\); \(80-39=41\); \(30-19=11\); \(60-32=28\); \(50-27=23\); \(100-48=52\).
- \(70-24=46\); \(90-53=37\); \(60-48=12\); \(80-39=41\); \(50-21=29\); \(40-19=21\); \(100-75=25\).
- \(30-22=8\); \(50-18=32\); \(40-31=9\); \(60-46=14\); \(90-65=25\); \(70-36=34\); \(100-71=29\).
Ответ: разности вычислены.