Question

Find the value of 99²-98²​

Answer 1

Answer:

$99 \times 99 = 9801$

$98 \times 98 = 9604$

Step-by-step explanation:

$9801 - 9604$

$197$

Answer 2

ANSWER :

197.

STEP BY STEP EXPLANATION -

WE KNOW a square - b square = ( a + b ) ( a - b).

So,

99 square - 98 square = ( 99 + 98) ( 99 - 98)

197 × 1

197.

So, Answer = 197.

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