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Find using distributive property: (a) 728 x 101 (b) 5437 x 1001 (c) 824 x 25 (d) 4275 x 125 (e) 504 x 35 |
Answer» <html><body><p><strong>Step-by-step explanation:</strong></p><p>(a) 728× 101</p><p></p><p>=729× (100+1)</p><p></p><p>=728× 100 + 728× 1</p><p></p><p>=72800 + 728</p><p></p><p>=73528</p><h2>_____</h2><p></p><p>(b) 5437 × 1001</p><p></p><p>=5437 × (<a href="https://interviewquestions.tuteehub.com/tag/1000-265236" style="font-weight:bold;" target="_blank" title="Click to know more about 1000">1000</a>+1)</p><p></p><p>= 5437× 1000 + 5437× 1</p><p></p><p>=5437000 + 5437</p><p></p><p>=5442437</p><h2>_____</h2><p></p><p>(c) 824× <a href="https://interviewquestions.tuteehub.com/tag/25-296426" style="font-weight:bold;" target="_blank" title="Click to know more about 25">25</a></p><p></p><p>= 824 × (20+5)</p><p></p><p>= 824× 20 + 824 × 5</p><p></p><p>=16480+4120</p><p></p><p>=20600</p><h2>______</h2><p></p><p>(d) 4275× 125</p><p></p><p>=4275× (100+20+5)</p><p></p><p>=4275× 100 + 4275× 20 +4275× 5</p><p></p><p>=427500 + 85500 + 21375</p><p></p><p>= 534375</p><h2>_______</h2><p></p><p>(e) <a href="https://interviewquestions.tuteehub.com/tag/504-1894209" style="font-weight:bold;" target="_blank" title="Click to know more about 504">504</a> × 35</p><p></p><p>= 35× (<a href="https://interviewquestions.tuteehub.com/tag/500-323288" style="font-weight:bold;" target="_blank" title="Click to know more about 500">500</a>+4)</p><p></p><p>= 35× 500 + 35× 4</p><p></p><p>=17500 + 140</p><p></p><p>=17640</p></body></html> | |