using distributive laws find the solutions:- a) 474 × 102 (b) 474 × 98 (c) 999 × 547 (d) 1003 × 37
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(b) 474×98
= 474×(100-2)
= 474×100-474×2
= 47400-948
= 46452
(c) 999×547
= 547×999
= 547(1000-1)
= 547×1000-547×1
= 547000-547
= 546453
(d) 1003×37
= 37×1003
= 37(1000+3)
= 37×1000+37×3
= 37000+111
= 37111
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