A. 102 x 98
=> (6 x 17) x (2 x 49)
=> 12 x 17 x 7 x 7
=> 204 x 7 x 7
=> 1428 x 7
=> 9996
b. 1003 x 97
=> 1003 x (30 + 30 + 30 + 7)
=> 1003(30) + 1003(30) + 1003(30) + 1003(7)
=> 30090 + 30090 + 30090 + 7051
=> 97321
=> (6 x 17) x (2 x 49)
=> 12 x 17 x 7 x 7
=> 204 x 7 x 7
=> 1428 x 7
=> 9996
b. 1003 x 97
=> 1003 x (30 + 30 + 30 + 7)
=> 1003(30) + 1003(30) + 1003(30) + 1003(7)
=> 30090 + 30090 + 30090 + 7051
=> 97321
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Originally posted 2022-06-05 10:07:28.