Find the product using distributive property-
i) 397 x 27 + 397 x 13
ii) 571 x 697-171 x 697
iii) 3845 x 5 x 782 + 769 x 25 x 218
iv) 645 + 223 x 645
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397*27+397*13
= 397(27+13)
397*50= 19850
2) 571x697-171x697
697(571-171) = 697x400= 278800
3) 3845x5x782 + 769 x25 x218
218x5(3845x4+769x5)
1090(15380+ 3845)
1090(19225)
4) 645+223x645
645(1+223)
645x224
144480
All parts based on distribution property
= 397(27+13)
397*50= 19850
2) 571x697-171x697
697(571-171) = 697x400= 278800
3) 3845x5x782 + 769 x25 x218
218x5(3845x4+769x5)
1090(15380+ 3845)
1090(19225)
4) 645+223x645
645(1+223)
645x224
144480
All parts based on distribution property
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