Order of operations

Algebra Level 2

2021 × 2222 − 2021 × 1893 2222 − 1893 = ? \large {\dfrac{\color{#3D99F6}2021 \color{#333333}\times \color{#20A900}2222 \color{#333333}- \color{#3D99F6}2021 \color{#333333}\times \color{#D61F06}1893}{\color{#20A900}2222 \color{#333333}- \color{#D61F06}1893}} = \, ?


The answer is 2021.

Marvin Kalngan by Marvin Kalngan , 38, Philippines

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1 solution

Saya Suka
Mar 26, 2021

Answer
= [ (2021 × 2222) - (2021 × 1893) ] / (2222 - 1893)
= [ 2021 × (2222 - 1893) ] / (2222 - 1893)
= 2021 × [ (2222 - 1893) ] / (2222 - 1893) ]
= 2021 × [ 1 / 1 ]
= 2021


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