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<p>
Quick multiplication by 11 means that when multiplying a number by 11 the product is coming automatically without using the calculator.
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<span style="text-decoration: underline; font-weight: bold;">
Examples
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:
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1)35 x 11 =(35 x 10) + 35
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=350 + 35
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=385
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2)40 x 11 =(40 x 10) +40
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=400 + 40
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=440
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<span style="text-decoration: underline; font-weight: bold;">
rule
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: To multiply number by 11,first multiply by 10 and add the multiplier
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