313
-19
23
8.31 comes closest.
6x5 2x15 1x30
A number multiplied by itself added to itself equals 30. What are the two possible numbers?
They are: 10*11 = 110
15x60
The numbers are: -25 and -30
313
41x2=82
421 and 23
The LCM of any two consecutive numbers greater than zero is the two numbers multiplied together. eg. the LCM of 10 and 11 is: 10*11=110
-19
23
81.9 and 10 are two numbers which, when multiplied together, make 819.
72 x 4