science is hayleys favorite class! she especially loves doing experiments. today, she began an experiment…

science is hayleys favorite class! she especially loves doing experiments. today, she began an experiment with 260 grams of an unknown solid. during the experiment, the change in the mass of the solid was -84 grams. what is the final mass of the solid? grams
Answer
Explanation:
Step1: Identify initial and change
Initial mass is 260 grams, change is -84 grams. $260+(-84)$
Step2: Perform addition
$260 - 84=176$
Answer:
176