Answer:
5.97*10^24-4.87*10^23 = 5.483 x 10^24
Step-by-step explanation:
5.97*10^24-4.87*10^23
= 5.483 x 10^24
54.83*10^23
5.97*10^24-4.87*10^23 can be rewritten as:
59.7*10^23-4.87*10^23 (we want the same power of 10)
or:
(59.7 - 4.87)*10^23, or
