r= 1.2X5\r= 6 /Ð1\r5)RHIGQÀ?6 Ð\r57 . ?$BCHG :PJKLPQ160.JKL !0'R\r :Ò !0'\r(5()16X 4-4\r=64 - 4\r=60 /01\r16X 16=256 /01\r5)JKL600R :Ò2560\r58 . Ó?$89?$½ <=P?#$ZCD10; 109GHIPJKLZ\rD !"#$'RHI !"#$'\r(5( :4X 10-4\r=40 - 4\r=36 /01\r10X10=100 /01\r5)JKLZD 36"#$aRHI100"#$\r59 . $ÔÕÖ:64 0BCHIPJKLG:¡×ØwxP !Ùwx'\r²:ÚÛCÀHPP B 160PR> !Ùwx'\r(5()64+8 = 8 /01\r8 - 1 X4\r=7X 4\r=28 /Ù1\r 2 3 2 4 .\r5)28Ùwx\rÚÛIF?P\r64+16=4 /B1\r16X2+4X2 - 4\r= 32+8-4\r= 4 0 -4\r=36 /Ù1\r5)R>36Ùwx\r6 0 .Üqq[HÝÞQßàPPQáâßà10ã /@äßà1PPåsã\ràÍÎá5 m . RHÝÞGMÀ? !Ð'\r(5()10X 4-4\r=40 - 4\r=36 /1\r36X5=180 /Ð1\r5)RHÝÞGMÀ?180Ð.\r 2 4 2 4