solve using distributive property with explanation
1. 571 x 697 - 171 x 697
2. 3845 x 5 x 782 + 769 x 25 x 218
3. 645 + 223 x 645
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Answer:
Step-by-step explanation:
1. 571 x 697 - 171 x 697
697×(571-171)
697×400
=278,800
2. 3845 x 5 x 782 + 769 x 25 x 218
(3845×769)×(5×25)×(782+218)
=2,956,805×100×1000
=295680500000
3. 645 + 223 x 645
(645+223)×645
=868×645
=559,860
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