① |-45|+(-71)+|-5|+(-9) ② (-53)+(+21)-(-69)-(+37)③ -14+ ÷[3-(-2)2 ]

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① |-45|+(-71)+|-5|+(-9) ② (-53)+(+21)-(-69)-(+37)③ -14+ ÷[3-(-2)2 ]
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① |-45|+(-71)+|-5|+(-9) ② (-53)+(+21)-(-69)-(+37)③ -14+ ÷[3-(-2)2 ]
① |-45|+(-71)+|-5|+(-9) ② (-53)+(+21)-(-69)-(+37)
③ -14+ ÷[3-(-2)2 ]

① |-45|+(-71)+|-5|+(-9) ② (-53)+(+21)-(-69)-(+37)③ -14+ ÷[3-(-2)2 ]
1.
45-71+5-9=-30
2.
-53+21+69-37=0
3.
-14/(3-4)=14