Allen is showing his work in simplifying –8.3 + 9.2 – 4.4 + 3.7. identify and explain any errors in his work or in his reasoning. write feedback to allen explaining the mistake he made and how to correct his work.
step work reasoning
−8.3 + 9.2 − 4.4 + 3.7 original problem
1 −8.3 + 9.2 + 4.4 + 3.7 additive inverse
2 −8.3 + 4.4 + 9.2 + 3.7 commutative property
3 −8.3 + (4.4 + 9.2 + 3.7) associative property
4 −8.3 + 17.3 simplify
5 9 simplify