1) а) 1/8; б)1/3; в)1/9; г)1/11;
<span>
</span><span>100%/8 = 12 4/8=12 ¼%
<span>100%/3 =33 1/3%
100%/9=11 1/9%
100%/11=9 1/11%
</span></span>2-й
а)5/8 - <span>500%/8=62 4/8%=62 1/2%
</span>б) 5/6 - <span>500%/6=83 2/6%=83 1/3%
</span>в)4/9 - <span>400%/9=44 4/9%
</span>г)6/11 - 600%/11=54 6/11%
1) 8748,26244,78732
2)1125,1245,1365
3)944,924,904
1) 25 *4*6=(25*4)*6=100*6=600
2) 125*25*32=25*5*25*4*4*2=(25*4)*(25*4)*(5*2)=100*100*10=100000
3) 75*36=3*25*4*9=(25*4)*(3*9)=100*27=2700
4) 96*50=48*(2*50)=48*100=4800
1) 3; 3 1/2; 4
2) 7; 6 3/4; 6 2/4
3) 16/11; 32/11; 64/11 ( или 1 5/11; 2 10/11; 5 9/11)
4) 1/17; 1/34; 1/68