The correct option is A (100 1)× (100 + 1) nbsp;To expand: 99 × 101 We know that 99 = (100 1 ) and 101 = (100 + 1). So, 99 × 101 can be written as ...

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Byju's Answer

Standard VI

Mathematics

Comparison of Numbers

Expand: 99 × ...

Question

$Expand: 99 \times 101$

(100 - 1) \times (100 + 1)

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(90 - 1) \times (90 + 1)

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(100 + 1) \times (100 + 1)

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(100 + 1) \times (90 - 1)

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Solution

The correct option is A $(100 - 1) \times (100 + 1)$
$To expand: 99 \times 101$

$We know that 99 = (100 - 1) and 101 = (100 + 1) .$

$So, 99 \times 101 can be written as (100 - 1) \times (100 + 1) .$

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Similar questions

Solve :

99x+101y=499

101x+99y= 501

(With steps)

Solve the following systems of equations:
99x + 101y = 499
101x + 99y = 501

\frac{101}{5} + \frac{99}{5} =

_____.

\frac{101}{7}

\frac{99}{7}

Solve for x and y

99x + 101y=499xy

101x +99y= 501xy

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Expand: 99×101

The correct option is A (100−1)×(100+1) To expand: 99×101 We know that 99=(100−1) and 101=(100+1). So, 99×101 can be written as (100−1)×(100+1).

$Expand: 99 \times 101$

The correct option is A $(100 - 1) \times (100 + 1)$
$To expand: 99 \times 101$

$We know that 99 = (100 - 1) and 101 = (100 + 1) .$

$So, 99 \times 101 can be written as (100 - 1) \times (100 + 1) .$