Compare the ratios 2 to 7 and 5:7 using the circles to model. 2 circles.

Using circles to model the ratios, divide both circles into
equal parts.
For the ratio 2 to 7,
parts should be shaded.
For the ratio 5:7,
parts should be shaded.
The ratio 2 to 7 is
the ratio 5:7.

0.575

Step-by-step explanation:

so when you have / it means dividing so we are dividing 7 8's - 3 divided by 10 is 0.575 so in simpliest form it would be

This is how I did it.  6 2/3 + 3 4/5 = 20/15 + 19/15= 39/15= 2 9/15 = 2 3/5

i hope this helps its an example that way i can show you i hope my answer is right but if not then that should help you