lianauzunyan1836

Verified answer

Ответ

НОМЕР 3

782 = 7/ 8 / 2 / 7×100+8×10+2

287 = 2 / 8 / 7 / 2×100+8×10+7

872 = 8 / 7 / 2 / 8×100+7×10+2

827 = 8 / 2 / 7 / 8×100+2×10+7

НОМЕР 4

1. 6×100+2×10+1

2. 5×100+5×10+5

3. 3×100+9

4. 7×10

boblobldom

Verified answer

3.

278 | 2 | 7 | 8 | 2*100+7*10+8

782 | 7 | 8 | 2 | 7*100+8*10+2

287 | 2 | 8 | 7 | 2*100+8*10+7

872 | 8 | 7 | 2 | 8*100+7*10+2

827 | 8 | 2 | 7 | 8*100+2*10+7

4.

621 = 6 * 100 + 2 * 10 + 1

555 = 5 * 100 + 5 * 10 + 5

309 = 3 * 100 + 9

70 = 7 * 10