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20149411231220331212411 2 3 4 5 6 34+6344+6344346+34347 8 32031 2 1p13145323p1323 p133 198 504 138 396 251 224+16+27= 49+17+32= 456+307= 271+436= 1(1)?(2)? ?2(1)?313300233203001310030030021111810422222295317228+4+534100+100+100+18+45=3175200+11759510415 610495 71 231 1. 2 2. 118 3. 100 4. 25 11 2310110111dm 1=10 1dm=10cm11111 1 1011=10 1m=10dm1=10 1=101=10086311101=10 1cm=10mm 1()13dm=( )cm 40mm=( )cm 500cm=( )m 302513dm = cm40mm = cm500cm= m7m = dm3cm = mm:,?(): 1. 12-13 1234 -411: 134=12,12+6=18234=12,6+12=18334+6=1836+34=18?234+63412618. :434=12161834+6=12+6=18(36+346+34420,3,20203 43=12 20432012=8 =2012=8:14049 9+6593+4 6892643262453255326+34 2034=6+12 =2012=18 =818 81. 102. 3. 343444. 5. 6. 7.
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