1. The answer is 90.4 Explaination: Follow the steps as mentioned. (423+683-563-90)/5 =[(423+682)-(563+90)]/5 =[1105-653]/5 =[452]/5 =90.4

    The answer is 90.4
    Explaination:
    Follow the steps as mentioned.
    (423+683-563-90)/5
    =[(423+682)-(563+90)]/5
    =[1105-653]/5
    =[452]/5
    =90.4

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