\(-1,53:\left(5\dfrac{5}{28}-1\dfrac{8}{9}\cdot1.25+1\dfrac{16}{63}\right)\)

\(=-\dfrac{153}{100}:\left(\dfrac{145}{28}-\dfrac{17}{9}\cdot\dfrac{5}{4}+\dfrac{79}{63}\right)\)

\(=-\dfrac{153}{100}:\left(\dfrac{145}{28}-\dfrac{85}{36}+\dfrac{79}{63}\right)\)

\(=-\dfrac{153}{100}:\dfrac{1395-595+316}{252}\)

\(=-\dfrac{153}{100}\cdot\dfrac{252}{1116}=\dfrac{-153}{100}\cdot\dfrac{7}{31}=\dfrac{-1071}{3100}\)

\(=-\dfrac{357}{950}\)

\(-1,53:\left(5\dfrac{5}{28}-1\dfrac{8}{9}.1,25+1\dfrac{16}{63}\right)\)

\(=-1,53:\left(5\dfrac{5}{28}-\dfrac{17}{9}.\dfrac{5}{4}+1\dfrac{16}{63}\right)\)

\(=-1,53:\left(5\dfrac{5}{28}-\dfrac{17.5}{9.4}+1\dfrac{16}{63}\right)\)

\(=-1,53:\left(5\dfrac{5}{28}-\dfrac{85}{36}+1\dfrac{16}{63}\right)\)

\(=-1,53:\left(\dfrac{145}{28}-\dfrac{85}{36}+\dfrac{79}{63}\right)\)

\(=-1,53:\left(\dfrac{1305}{252}-\dfrac{595}{252}+\dfrac{316}{252}\right)\)

\(=-1,53:\dfrac{1305-595+316}{252}\)

\(=-1,53:\dfrac{1026}{252}\)

\(=\dfrac{-153}{100}:\dfrac{57}{14}\)

\(=\dfrac{-153}{100}.\dfrac{14}{57}\)

\(=\dfrac{-153.14}{100.57}\)

\(=\dfrac{-2142}{5700}\)

\(=\dfrac{-357}{950}\)

\(A=-5,13:\left(5\dfrac{5}{28}-1\dfrac{8}{9}.1,25+1\dfrac{16}{63}\right)\)

\(=-5,13:\left(5\dfrac{5}{28}-2\dfrac{13}{36}+1\dfrac{16}{63}\right)\)

\(=5,13:\left[\left(5-2+1\right)+\left(\dfrac{5}{28}-\dfrac{13}{36}+\dfrac{16}{63}\right)\right]\)

\(=5,13:\left(4+\dfrac{1}{14}\right)\)

\(=1,26\)

`A=-5,13:(5 5/28-1 8/9 .1,25+1 16/63)`

`A=-513/100:(145/28-17/9 .5/4+79/63)`

`A=-513/100:(145/28-85/36+79/63)`

`A=-513/100:(355/126+79/63)`

`A=-513/100:57/14`

`A=-63/50`

\(A=-5,13:\left(5\dfrac{5}{28}-1\dfrac{8}{9}.1,25+1\dfrac{16}{63}\right)\)

\(A=-5,13:\left[\left(5-2+1\right)+\left(\dfrac{5}{28}-\dfrac{18}{36}+\dfrac{16}{63}\right)\right]\)

\(A=-5,13:\left(4+\dfrac{1}{14}\right)\)

\(A=-5,13:\left(\dfrac{56}{14}+\dfrac{1}{14}\right)\)

\(A=-5,13:\dfrac{57}{14}\)

\(A=\dfrac{-513}{100}:\dfrac{57}{14}\)

\(A=\dfrac{-513}{100}\times\dfrac{14}{57}\)

\(A=\dfrac{-63}{50}\)

A= -5,13: (\(5\dfrac{5}{28}\)-\(1\dfrac{8}{9}\).1,25+\(1\dfrac{16}{63}\))

A=-5,13:(\(\dfrac{145}{28}\)-\(\dfrac{17}{9}\). 1,25+\(\dfrac{79}{63}\))

A= -5,13:(\(\dfrac{145}{28}\)-\(\dfrac{85}{36}\)+ \(\dfrac{79}{63}\))

A= -5,13:\(\dfrac{57}{14}\)

A= -\(\dfrac{63}{50}\)

\(A=-5,13:\left(5\dfrac{5}{28}-1\dfrac{8}{9}.1,25+1\dfrac{16}{63}\right)\)

\(A=-5,13:\left(5\dfrac{5}{28}-\dfrac{85}{36}+1\dfrac{16}{63}\right)\)

\(A=-5,13:\dfrac{57}{14}\)

\(A=\dfrac{-63}{50}\)

\(A=-5,13:\left(\dfrac{5\cdot28+5}{28}-\dfrac{1\cdot9+8}{9}\cdot1,25+\dfrac{1\cdot63+16}{63}\right)\)

\(A=-5,13:\left(\dfrac{145}{28}-\dfrac{85}{36}+\dfrac{79}{63}\right)\)

\(A=-5,13:\left(\dfrac{57}{14}\right)=-5,13\cdot\dfrac{14}{57}=-\dfrac{63}{50}\)

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