There are infinitely many pairs. The simplest is 1 and 140.
They are: 4*5*7 = 140
How about: 4*5*7 = 140
-144
15 and 10 if you multiply them. 140 and 10 if you add them. 160 and 10 if you subtract them. 1500 and 10 if you divide them.
There are infinitely many such pairs. Some examples: 1*140 100*1.4 sqrt(2)*70sqrt(2)
280
-136
4760
They are: 4*5*7 = 140
How about: 4*5*7 = 140
70 x 2 = 140 28 x 5 = 140 14 x 10 = 140 7 x 20 = 140
-144
15 and 10 if you multiply them. 140 and 10 if you add them. 160 and 10 if you subtract them. 1500 and 10 if you divide them.
140
-117
There are infinitely many such pairs. Some examples: 1*140 100*1.4 sqrt(2)*70sqrt(2)
10 and 14 5 and 28 4 and 35 2 and 70