Question

OBLICZ PISEMNIE
2,57×0,4=
0,2×8,42=
5,52×0,32=
7,6×3,8=
0,043×3,12=
7,6×3,8= ​

Answer 1

Verified answer

[tex]\begin{array}{ccccc}&&^2&^2\\&&2,&5&7\\&\times&&0,&4\\\cline{2-5}&1&0&2&8\\+&0&0&0\\\cline{1-5}&1,&0&2&8\end{array}[/tex]

[tex]\begin{array}{ccccc}&^1\\&&8,&4&2\\&\times&&0,&2\\\cline{2-5}&1&6&8&4\\+&0&0&0\\\cline{1-5}&1,&6&8&4\end{array}[/tex]

[tex]\begin{array}{cccccc}&&&^1&^1\\&&&^{1\!\!\!\!\diagup}&^{1\!\!\!\!\diagup}\\&&&5,&5&2\\&&\times&0,&3&2\\\cline{3-6}&&1&1&0&4\\&1&5&5&6\\+&0&0&0\\\cline{1-6}&1,&6&6&6&4\end{array}[/tex]

[tex]\begin{array}{ccccc}&&^2&^1\\&&^{6\!\!\!\!\diagup}&^{4\!\!\!\!\diagup}\\&&&7,&6\\&&\times&3,&8\\\cline{3-5}&&6&0&8\\+&2&2&8\\\cline{1-5}&2&8,&8&8\end{array}[/tex]

[tex]\begin{array}{cccccccc}&&&&&^1\\&&&0,&0&0&4&3\\&&\times&&&3,&1&2\\\cline{3-8}&&&0&0^1&0^1&8&6\\&&0&0&0&4&3\\+&0&0&1&2&9\\\cline{1-8}&0,&0&1&3&4&1&6\end{array}[/tex]

Answer 2

Odpowiedź:

Szczegółowe wyjaśnienie: