Решение примеров на сложение и вычитание в пределах 20.

Допущение: нужно решить примеры в представленном списке. ### Первый столбец: 15-4=11, 15+4=19, 17-1=16, 18-7=11, 11+3=14, 15+2=17, 17+2=19, 16-3=13, 18-2=16, 12+7=19, 19-4=15, 17-5=12, 14+5=19, 13+4=17, 16-2=14, 12+6=18, 19-6=13, 12+1=13, 14+5=19, 17-2=15, 19-3=16, 15-4=11, 12+3=15, 11+8=19, 17-4=13, 12+7=19, 19-2=17, 18-6=12, 14-2=12, 15+3=18, 19-5=14, 16-2=14, 13+1=14, 15+4=19, 18-7=11 ### Второй столбец: 17+2=19, 16+3=19, 17-3=14, 12+5=17, 15+3=18, 14-2=12, 16+1=17, 11+5=16, 18-2=16, 14-3=11, 11+4=15, 19-7=12, 16-4=12, 13+3=16, 14+4=18, 17-3=14, 12+3=15, 13+5=18, 19-8=11, 18-1=17, 17-6=11, 13+2=15, 15-4=11, 18-6=12, 14+2=16, 11+4=15, 13+5=18, 12-1=11, 18-4=14, 19-8=11, 11+5=16, 16+2=18, 19-4=15, 16+3=19, 17-6=11 ### Третий столбец: 18+1=19, 13+2=15, 15-3=12, 14+4=18, 18-7=11, 17+2=19, 16-4=12, 13-2=11, 17-5=12, 19-6=13, 15+2=17, 19-3=16, 14+4=18, 18-5=13, 12+6=18, 13-2=11, 12+7=19, 15-3=12, 19-4=15, 17-1=16, 12+3=15, 18-6=12, 14+2=16, 19-2=17, 11+6=17, 16-5=11, 18+1=19, 15-4=11, 15+4=19, 17-1=16, 18-7=11, 11+3=14, 15+2=17, 17+2=19, 16-3=13 ### Четвертый столбец: 18-2=16, 12+7=19, 19-4=15, 17-5=12, 14+5=19, 13+4=17, 16-2=14, 12+6=18, 18-3=15, 14-2=12, 13+2=15, 11+5=16, 17-4=13, 19-1=18, 16+3=19, 18-5=13, 16+2=18, 17+1=18, 11+4=15, 15-3=12, 16-1=15, 14+3=17, 19-5=14, 17-3=14, 12+7=19, 11+2=13, 18-4=14, 18+1=19, 17-6=11, 12+5=17, 14+5=19, 19-3=16, 16-4=12, 15+3=18, 17-2=15 ### Пятый столбец: 12+6=18, 18-3=15, 16-2=14, 13+1=14, 15+4=19, 18-7=11, 17+2=19, 16+3=19, 12+5=17, 15-3=12, 16+1=17, 11+5=16, 18-2=16, 14-3=11, 11+4=15, 19-7=12, 16-4=12, 13+3=16, 12+6=18, 14+4=18, 12+3=15, 13+6=19, 19-8=11, 18-1=17, 17-6=11, 13+2=15, 15-4=11, 18-6=12, 14+2=16, 11+4=15, 13+5=18, 12-1=11, 18-4=14, 19-8=11, 11+5=16