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8+[8×(8-8:8)+8]×8-(8+412:4)=​

Răspuns :

8+[8x(8-1)+8]x8-(8+103)=

8+(56+8)x8-111=8+64x8-111=8+512-111=520-111=409

8+[8×(8-8:8)+8]×8-(8+412:4)=

8+[8×(8-1)+8]×8-(8+103)=

8+(8×7+8)×8-111=

8+(56+8)×8-111=

8+64×8-111=

8+512-111=

520-111=409