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Mathematics, 19.08.2021 14:30 leo4687

Higher order thinking see guys work . is his answer correct ? what mistake did he make?
(mental math)

guys work

8,265-7,145
= (8,265-55) (7,145+55)
=8,210-7,200
=1,010​

ansver
Answers: 1

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Higher order thinking see guys work . is his answer correct ? what mistake did he make?
(men...
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