<p style="letter-spacing:0pt;"><b><font color="#ff0000" size="3">평수 간단 계산법 <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">- </span>실제 적용해보니 유용함<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">!</span></font></b></p> <p><span style="font-family:'함초롬바탕';"> </span></p><p></p> <p style="letter-spacing:0pt;"><b><span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">* </span>제곱미터로 표시된 숫자의 끝자리 수를 잘라 버리고<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">, </span>그냥 <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">3</span>을 곱하면 된다<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">. </span></b></p> <p><span style="font-family:'함초롬바탕';"> </span><span lang="en-us" style="letter-spacing:0pt;font-size:9pt;line-height:1.5;font-family:'함초롬바탕';">ex) 122 </span><span style="letter-spacing:0pt;font-size:9pt;line-height:1.5;">제곱미터</span><span lang="en-us" style="letter-spacing:0pt;font-size:9pt;line-height:1.5;font-family:'함초롬바탕';">(</span><span style="letter-spacing:0pt;font-size:9pt;line-height:1.5;">㎡</span><span lang="en-us" style="letter-spacing:0pt;font-size:9pt;line-height:1.5;font-family:'함초롬바탕';">)</span><span style="letter-spacing:0pt;font-size:9pt;line-height:1.5;">는 </span><span lang="en-us" style="letter-spacing:0pt;font-size:9pt;line-height:1.5;font-family:'함초롬바탕';">122/3.3058=36.90</span><span style="letter-spacing:0pt;font-size:9pt;line-height:1.5;">평 이다</span><span lang="en-us" style="letter-spacing:0pt;font-size:9pt;line-height:1.5;font-family:'함초롬바탕';">.</span></p> <p style="letter-spacing:0pt;">간단하게 계산하면 끝의 <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">2</span>를 잘라낸 <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">12</span>에 <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">3</span>을 곱해 <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">36</span>평이다<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">. </span>거의 비슷하다<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">.</span></p> <p><span style="font-family:'함초롬바탕';"> </span></p><p></p> <p style="letter-spacing:0pt;"><span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">191</span>제곱미터는 <b><font color="#ff0000"><span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">19 x 3 = 57 </span>평</font></b> <span style="letter-spacing:0pt;">– </span><b><span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">(191/3.3058=57.78</span>평<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">) </span></b></p> <p style="letter-spacing:0pt;"><span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">2700</span>제곱미터는 <font color="#ff0000"><b><span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">270 x 3 = 810</span>평</b></font> <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">-<b> (2700/3.3058=816.75</b></span><b>평<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">)</span></b></p> <p><span style="font-family:'함초롬바탕';"> </span></p><p></p> <p style="letter-spacing:0pt;"><span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">178</span>처럼 끝자리가 <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">5 </span>이상이면 반올림하고 나서 잘라내면 더 정확하다<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">. </span></p> <p style="letter-spacing:0pt;">즉<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">, <b><font color="#ff0000">18 x 3 = 54</font></b></span><b><font color="#ff0000">평</font> <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">- (178/3.3058=53.84</span>평<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">)</span></b></p> <p><span style="font-family:'함초롬바탕';"> </span></p><p></p> <p><b>원리는 <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">3.3</span>으로 나누는 것은<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">, 3</span>을 곱한 후 <span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">10</span>으로 나누는 것과 거의 비슷한 계산이 나오기 때문이다<span lang="en-us" style="font-family:'함초롬바탕';letter-spacing:0pt;">.</span></b></p>
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