Final answer:
To find the value of 18 - 9.3, subtract 9.3 from 18. The result is 7.7.
Step-by-step explanation:
To find the value of 18 - 9.3, you simply subtract 9.3 from 18. Subtract the ones place, then the tenths place.
18 - 9.3 = 8 - 0.3 = 7.7
Learn more about Subtraction