Mary mixes 11/12 oz of red paint with 1 3/4 oz of white paint. How many ounces of paint does Mary mix? A. 1 2/3 oz B. 1 5/6 oz C. 1 7/8 oz D. 2 2/3 oz

Respuesta :

[tex]\dfrac{11}{12}+1\frac{3}{4}=\dfrac{11}{12}+\left(\dfrac{12}{12}+\dfrac{9}{12}\right)\\\\=\dfrac{11+12+9}{12}=\dfrac{32}{12}\\\\=\dfrac{4\cdot 8}{4\cdot 3}=\dfrac{6+2}{3}\\\\=2\frac{2}{3}[/tex]

Mary's paint mix totals ...

... D. 2 2/3 oz