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Mathematics, 26.06.2019 09:00 jahnoibenjamin

Andrew is showing his work in simplifying βˆ’4.5 + 4.2 + 5.6 βˆ’ 7.3. identify any errors in his work or in his reasoning. write feedback to andrew explaining the mistake he made and how to correct his work. step work reasoning βˆ’4.5 + 4.2 + 5.6 βˆ’ 7.3 original problem 1 βˆ’4.5 + 4.2 + 5.6 + (βˆ’7.3) additive inverse 2 βˆ’4.5 + (βˆ’7.3) + 4.2 + 5.6 commutative property 3 (βˆ’4.5 + (βˆ’7.3)) + (4.2 + 5.6) associative property 4 βˆ’11.8 + 9.8 simplify 5 βˆ’21.6 simplify

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Andrew is showing his work in simplifying βˆ’4.5 + 4.2 + 5.6 βˆ’ 7.3. identify any errors in his work or...
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