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Darren and Barb each tried to evaluate 62 +4 + 2. Darren Barb 6+4+2 = 36 + 4+2 = 40 + 2 62 +4 + 2 =

Darren and Barb each tried to evaluate 62 +4 + 2.
Darren
Barb
6+4+2
= 36 + 4+2
= 40 + 2
62 +4 + 2
= 36 + 4+ 2
= 36 + 2
= 38
– 20
Who evaluated the expression correctly? Explain what
the other student did wrong.

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