The inverse version of a number is it's opposite. The opposite of 3 is -3
U have to cross out the 10 then u have those 4 5s 5x5=25 5x5=25 25+25=50.
(My answer might be wrong so wait until other ppl answer. If I got riGhT like my thing -3-)
Answer:
#3 is 420
#4 209998.6
#5 2080
Step-by-step explanation:
Your translation is "to solve or decide" hope this helps!