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28 tháng 10 2022

480: [ 75 + (72 -8.3): 5 ] +20210

480: [ 75 + (49-24):5] +1

480: [75+25:5] +1

480 : 80 +1

=6+1

=7

2 tháng 10 2023

\(480:\left(75+7^2-8.3:5\right)+2021^0\)

\(=480:\left(75+49-\dfrac{24}{5}\right)+1\)

\(=480:\left(124-\dfrac{24}{5}\right)+1\)

\(=480:\dfrac{596}{5}+1\)

\(=\dfrac{600}{149}+1=\dfrac{749}{149}\)

27 tháng 9 2021

a) \(13\times17-256:16+14:7-1\)

\(=221-16+2-1\)

\(=206\)

31 tháng 3 2022

gfvfvfvfvfvfvfv555

17 tháng 10 2022

dễ

5 tháng 10 2023

\(7^5:7^3-2021^0\\=7^2-1\\=49-1\\=48\)

#\(Toru\)

5 tháng 10 2023

48

19 tháng 9 2018
  1. 22.32.5:22.3-32=3.5-32=15-9=6
  2. 2.52-22.32:32=2.(52-2)=2.(25-2)=46
19 tháng 9 2018

3. 33.19-33.12=33.(19-12)=33.7=189

4. 3.52-16:22=3.52-24:22=3.25-4=75-4=71

24 tháng 8 2019

Bài làm

33.53-20.{546-23.(78:76+70)}

=27.125-20.{546-8.50}

=27.125-20.{546-400}

=3375-20.146

=3357-2920

=455

62500:{502:[112-(52-23.5)]}

=62 500:{250:[112-(52-40)]}

=62 500:{250:[112-12]

=62 500:{250:100}

=62 500:2,5

=25 000

14 tháng 10 2018

Bo may la binh day k di hieu ashdbfgbgygygggydfsghuyfhdguuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu3

29 tháng 11 2021

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29 tháng 11 2021

[(37-32)^3-5^10:5^8]+2021^0

=[5^3-5^2]+1

=[125-25]+1

=100+1=101