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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 6: 1²⁰²¹+[5⁹ : 5⁷ + 2² × (5-2)² ] -2022⁰

Toán Lớp 6: 1²⁰²¹+[5⁹ : 5⁷ + 2² × (5-2)² ] -2022⁰

Comments ( 2 )

  1. $1²⁰²¹+[5^9 : 5^7 + 2^2 × (5-2)^2 ] -2022^0$
    =1+(5^2+4×3^2)-1
    =1+(25+4×9)-1
    =1+(25+36)-1
    =1+61-1
    =61

  2. 1^{2021}+[5^9:5^7+2^{2}.(5-2)^2]-2022^0
    =1+(5^2+4.3^2)-1
    =1+(25+36)-1
    =1+61-1
    =61
     

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222-9+11+12:2*14+14 = ? ( )