Photomath is a good one. So is KhanAcademy, but I don't know if they have an app version of the website.
Answer:
151 mol Ne.
Step-by-step explanation:
I did work on Paper sorry if i can't type it, It'll mess it up.
-4 is greater look at number line
Answer:
-10/3, -3 1/3, or -3.33333333...........
Step-by-step explanation:
First, just multiply the whole numbers by the fractions and then multiply those tow numbers by each other. Hope this helped!!