LESSON 10 SESSION 3 - Develop Adding and Subtracting Positive
and Negative Fractions and Decimals
rises
913.9 m

Read and try to solve the problem below.
Mei releases a lantern for the Lantern Festival. She stands in a field that is 0.5 m
below sea level. The lantern rises 913.9 m. Then the candle in the lantern goes out.
The lantern comes down 925.2 m to land on the surface of a lake. What is the
elevation of the lake relative to sea level?
TRY