40.006-248= 39.758
Проверка:
39.758+248=40.006
40.006=40.006
325869+475682=801.551
801.551-475682=325869
325869=325.869
40.006-248= 39.758
Проверка:
39.758+248=40.006
40.006=40.006
325869+475682=801.551
Проверка:
801.551-475682=325869
325869=325.869