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3 years ago

10

Jill incorrectly subtracted the two mixed numbers to find how much more blue fabric than purple fabric she should buy. Her work

is shown below.
4 1 third - 3 2 third = 12 thirds - 9 thirds

Why is Jill's work incorrect?

1 answer:

Pavlova-9 [17]3 years ago

6 0

41-32=9
12-9=3

9 is not equal to 3

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