What does "96942646453" mean by using numbers to correspond to English letters?

(1) Although the job of accounting is faced with boring figures every day, he has done it seriously and never made any mistakes.

These figures are shocking by any standards.

(3) Nowadays, self-employed people like to choose auspicious days to start businesses, especially the number "8".

(4) Some false figures will reveal clues, and we will finally know the truth.

(5) The figures in this respect may be disastrous.

(6) Today, the teacher handed out a math test paper with numbers printed on it, which made Mei Mei dizzy.

(7) In those years, the society was turbulent and dark, and suffered heavy losses. Is it because the numbers are exhausted and people have learned a profound lesson from them?

(8) The crossword puzzle is wonderful.

(9) Today, I saw several sets of figures comparing life in China and Australia, and suddenly realized why I like Australia.

(10) But children nowadays should be familiar with the digital world.