Question

d) 1645 x 1645 - 1645 x 645 solve using suitable properties ​

Answer 1

Step-by-step explanation:

1645 * 1645 - 1645 *645

= 1645 * (1645-645)

= 1645 * 1000

= 1645000 =

Answer 2

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1645 x 1645 - 1645 x 645

=> 2,706,025 - 1,061,025

=> 1,645,000

$\small\bold{\textbf{\textsf{{\color{Purple}{Hope \: it \: helps}}}}}$

@MissWorst