Respuesta :

18. 4/6

19.
[tex] \frac{3}{4} . \frac{2}{3} = \frac{9}{12} . \frac{8}{12} [/tex]
Elaine 9/12
Jake 8/12

Elaine brought more salad. The strategy that was used is to convert both denominator into a common number.

20. 1/3

Hope this helps. - M

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