Question

which number is the largest? 1.2 - 104, 4.5 - 10–3, 3.8 - 103, 7.5 - 103

Answer 1

Assuming the question has:  4.5-103,

1.2 - 104 = -102.8

4.5-103 = -98.5

3.8 - 103 = -99.2

7.5 - 103 = -95.5

Hence,
7.5 - 103 is largest!