25-18+(-43) 64+125.147-47.125 360:12.2+[(11-4)^3-343].2017^2018 (-34)+11+|-34|+(-11)+105 19.25+19.16+41 2^3+(-12)-|-3| 12:{390:[500-(125+35.7)]}

0 bình luận về “25-18+(-43) 64+125.147-47.125 360:12.2+[(11-4)^3-343].2017^2018 (-34)+11+|-34|+(-11)+105 19.25+19.16+41 2^3+(-12)-|-3| 12:{390:[500-(125+35.7)]}”

1. 25 – 18 + (-43)

   = 7 – 43

   = -36

   64 + 125 . 147 – 47 . 125

   = 64 + 125 . (147 – 47)

   = 64 + 125 . 100

   = 64 + 12500

   = 12564

   360 : 12 . 2 + [(11 – 4)³ – 343] . 2017^2018

   = 30 . 2 + [7³ – 343] . 2017^2018

   = 60 + [343 – 343] . 2017^2018

   = 60 + 0 . 2017^2018

   = 60 + 0

   = 60

   (-34) + 11 + |-34| + (-11) + 105

   = -34 + 11 + 34 + (-11) + 105

   = (-34 + 34) + (-11 + 11) + 105

   = 0 + 0 + 105

   = 105

   19 . 25 + 19 . 16 + 41

   = 19 . (25 + 16) + 41

   = 19 . 41 + 41

   = 779 + 41

   = 820

   2³ + (-12) – |-3|

   = 8 – 12 – 3

   = -7

   12 : {390 : [500 – (125 + 35 . 7)]}

   = 12 : {390 : [500 – (125 + 245)]}

   = 12 : {390 : [500 – 370]}

   = 12 : {390 : 130}

   = 12 : 3

   = 4

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