Find each sum or difference. write in simplest fraction form.

7/8 - 1/4 =

5/6 + 1/2 =

3/5 - 2/7 =

and also can someone me with this! ?

pamela ran 7/10 mile on tuesday and 3/8 mile on thursday. how much farther did she run on tuesday?

1. 2 miles
2. 13/40 miles
3. 3/40 miles
4. 5/9 miles

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

An amusement park manager determined that about 23 of all customers would wait in long lines to ride the new roller coaster. which simulation could not be used to answer questions about whether a customer would wait?

What is the base of the exponential expression of 4 to the power of 5