Practice problem
Let the natural numbers be the set represented by {1,2,3,4,5,...}.\{1, 2, 3, 4, 5, ...\}.{1,2,3,4,5,...}. Round 0.420.420.42 to the nearest natural number.
000
111
0.40.40.4
222
Type a concept, like “slope” or “photosynthesis”.