479:2=239 (ост. 1)
479 | 2
4 ------
7 239
6
19
18
1
Длинна 5х
ширина х
5х-х=8
х=2
5х=10
s=2×10
s=20
А) 1-5/8= 0.375
Б) <span>1 + 2,5 / 16<span> = </span><span>1,15625
</span>В) </span><span>8 − 5 / 12<span> = </span><span>7,58(3)
</span>Г) </span><span>4 − 1,2 / 3<span> = </span><span>3,6
</span>
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