6 số trở lên mới phẩy và mới có 2 and 

Trước phẩy phải có hundred, thousand hoặc million,...

and 2 số trước phẩy và cuối cùng

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Large number

236: Two hundred and thirty six

3,567:  three thousand five hundred and sixty seven 

23,045: Twenty three thousand and fourty five 

557,357: Five hundred and fifty seven thousand, three hundred and fifty seven

4,876,542: Four million, eight hundred and seventy six thousand, five hundred and fourty two 

Decimal

7.5 seven point five 

0.8 nought point eight

6.86 six point eighty six

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Exercise 1: 

799

9,98

445,678

89,076

2,987,678

0.6

8.6

8.98