Question

4. Complete the series.
I.
668,667,664,659,652,ㅡㅡㅡ?
i know the answer but how to solve answer is 643 but how​

Answer 1

Answer:

see here

difference between two no. from first is

1 3 5 7 11

which are all odd numbers.

Step-by-step explanation:

Hope it helps you

Answer 2

Step-by-step explanation:

668 - 1 = 667,

667 - 3 = 664,

664 - 5 = 659,

659 - 7 = 652,

Therefore,

652 - 9 = 643

Note: Subtract odd numbers.

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