140
100
150
140
138 is already a whole number in simplest form.
100. (The digit following the hundreds digit is 3 which is less than 5, so 138 rounds down to 100.)
138 is whole number not a fraction there for the mixed is not needed
0.04/138 = 0.000289855 ... (rounded)
140
100
0.0072
The first ten positive integer multiples of 138 are: 1 x 138 = 138 2 x 138 = 276 3 x 138 = 414 4 x 138 = 552 5 x 138 = 690 6 x 138 = 828 7 x 138 = 966 8 x 138 = 1104 9 x 138 = 1242 10 x 138 = 1380