Question

1 Efectuează. a)2135+146 3273-258 95-(35+29)
b)3459+1275 5354-3158 585-(223+39)-25
c)2567+4683 7024-4256 (2300-125)+(176+209)
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Answer 1

Răspuns:

$a) 2135+1463273-25895-(35+29)\\1465408-25895-64\\1439513-64\\1439449$

$b)3459+12755354-3158585-(223+29)-25\\12789813-3158585-252-25\\9631228-252-5\\9630951$

$c) 2567+46837024-42256(2300-125)+(176+209)\\46839591-42256*2175+385\\46839591-91906800+385\\-45066824$

Explicație pas cu pas:

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