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Cum se face exercitiul : 836:8+[40+8×(100:5-72:4)]×10

Răspuns :

836 : 8 + [ 40 + 8 x ( 100 : 5 - 72 : 4 )] x 10 =
104 , 5 + [ 40 + 8 x ( 20 - 18)] x 10 =
104 , 5 + ( 40 + 8 x 2 ) x 10 =
104 , 5 +( 40 + 16) x10 =
105 , 5 + 56 x 10 =
105 , 5 + 560 =
665 , 5