### Home > MC1 > Chapter 9 > Lesson 9.1.2 > Problem 9-19

9-19.

Make sure you add the parts that are like.

You can think of 0.045 as

How can you combine this with the other numbers?

Be sure to show your work.

How can you subtract 23-hundredths from 70-hundredths?

0.234

Since 7.5 is greater than 6.3, your answer should be less than zero.

−1.2