Răspuns:
Explicație pas cu pas:
2,45 < 2,501 < 2,51 < 2,515
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5,1342 > 5,134 > 5,1324 > 5,132
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x = 0; x = 1
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x = 0; x = 1; x = 2
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312/45 = 6,9(3)
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2,003
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5
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324
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1,64 = 164/100 = 82/50 = 41/25
5,5 = 55/10 = 11/2
3,2 = 32/10 = 16/5
0,25 = 25/100 = 1/4