10 and 40.5 is one pair, 5 and 81 is another.
313
-19
23
Since 405 is positive, using one negative number forces one to actually use two negative numbers. The pair -1x-405 would work for instance.
10 and 40.5 is one pair, 5 and 81 is another.
A number multiplied by itself added to itself equals 30. What are the two possible numbers?
15x60
The numbers are: -25 and -30
313
41x2=82
421 and 23
-19
23
81.9 and 10 are two numbers which, when multiplied together, make 819.
Since 405 is positive, using one negative number forces one to actually use two negative numbers. The pair -1x-405 would work for instance.
72 x 4