Calvin evaluated -2/3 x 5 1/6 using the steps below.
step 1: -2/3 x (5 + 1/6)
ste...
Mathematics, 31.10.2019 18:31 laahmiisy
Calvin evaluated -2/3 x 5 1/6 using the steps below.
step 1: -2/3 x (5 + 1/6)
step 2: (-2/3 + 5)x(-2/3 + 1/3)
step 3: 4 1/3 x -1/3
step 4: -2 1/6
which describes calvin’s error?
in step 1, he incorrectly broke up 5 1/6.
in step 2, he distributed the -2/3 instead of the 5.
in step 2, he confused the multiplication and addition signs.
in step 3, he computed the addition and multiplication incorrectly.
Answers: 3
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