Ответ:
1)30%=30/100=0,3
56%=0,56
90%=0,9
2)0,2%=0,002
0,7%=0,007
0,05%=0,0005
103,5%%=1,035
3)5/8%=0,00625
1 4/5%=0,018
48 2/3%=146/3:100/1=146/3×1/100=146/300
91 1/7%=638/7:100/1=638/7×1/100=638/700=319/350
4)250%=2,5
300%=3
400%=4
1000%=10
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Answers & Comments
Ответ:
1)30%=30/100=0,3
56%=0,56
90%=0,9
2)0,2%=0,002
0,7%=0,007
0,05%=0,0005
103,5%%=1,035
3)5/8%=0,00625
1 4/5%=0,018
48 2/3%=146/3:100/1=146/3×1/100=146/300
91 1/7%=638/7:100/1=638/7×1/100=638/700=319/350
4)250%=2,5
300%=3
400%=4
1000%=10