Four and three-fifths
It is 1/6.
6 and 1/2
= 1/2 - 1/3 = 1/6
6 and 1/4
two and one half
2
3
1/2 2/3 is the same as 4/6 Subtract 1/6 gives you 3/6 And 3/6 is the same as 1/2
1. Subtract 25 2. Then subtract 6 3. Then subtract 12 4. Then subtract 2 5. Then subtract 10 6. Then subtract 15 7. Then subtract 7 8. Then add 3 X 1/2 9. Then add 8
6 billion minus 1 million equals 5,999,000,000. You subtract 5,999,000,000 from 6 billion to get 1 million.
1/6
-1,-2,+2,-4,+4,-5,+5, +0. the sequence is subtract twice, add once, subtract again, add, then subtract, then add twice.