The 6 because it is Two digits far from the dot
98 is the answer.
The 8 is in the tens place and the number in the ones place is greater than the number in the tens place.
The pattern is subtracting 9
1/2, 1/5, 0.4, 0.75 from greatest to least.
Multiplication goes first 0.8x1.5=1.2
4+1.2-3= 2.2