Express the answer to each of the following calculations with the correct number of significant figures. a) 3.42 + 8.132
b) 4.9 + 3.822
c) 17.8 + 12.115 d) 4.55 + 3.45
e) 1.966 + 3.4422
f) 3.882 – 2.1
g) 4.894 - 2.03
h) 15.6600 - 12.838
i) 11.22 - 8.8
j)133-20

answerto predict;

qualitative observation deals with data that can be observed with our senses: sight, smell, touch, taste, and hearing. they do not involve measurements or numbers. for instance, colors, shapes, and textures of objects are all qualitative observations.