Question

10. Замените числами проценты:
1) 30%; 56%; 90%;
2) 0,2%; 0,7%; 0,05%; 103,5%;
3) 5/8%; 1 4/5%; 48 2/3%; 91 1/7%;
4) 250%; 300%; 400%; 1000%.
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Answer 1

1) 30% = 30/100 = 0,3
56% = 56/109 = 0,56
90% = 90/100 = 0,9

2) 0,2% = 0,2/100 = 0,002
0,7% = 0,7/100 = 0,007
0,05% = 0,05/100 = 0,0005
103,5% = 103,5/109 = 1,035

3) 5/8% = 5/8 : 100 = 5/800 = 1/160 = 0,00625
1 4/5% = 9/5% = 9/5 : 100 = 9/500 = 0,018
48 2/3% = 146/3% = 146/3 : 100 = 146/300 =
= 73/150
91 1/7% = 638/7% = 638/7 : 100 = 638/700 =
= 319/350

4) 250% = 250/100 = 2,5
300% = 300/100 = 3
400% = 400/100 = 4
1000% = 1000/100 = 10