| 100% | RATIOS | 6 | 10:1 and 3:2 |
| 89% | ODD | 3 | Like 1 and 3, but not 2 |
| 87% | TEN | 3 | 1 and 2 and 3 and 4 |
| 85% | MEAN | 4 | 2 for 1 and 3, say |
| 83% | ADDENDS | 7 | The 1 and 2 in 1 + 2 = 3 |
| 81% | SUM | 3 | 3 for 1 and 2 |
| 79% | SUM | 3 | It's 3 for 2 and 1 |
| 78% | TRIFECTA | 8 | 1, 2 and 3, in that order |
| 76% | FIBONACCISERIES | 15 | 1, 1, 2, 3, 5, 8, 13, 21, 34, and so on |
| 75% | HURRICANE | 9 | Severe storm with categories 1, 2, 3, 4 and 5 |
| 74% | COUNT | 5 | Say 1, 2, 3, 4, and so on, in math class |
| 74% | ONE | 3 | 1/3 and 2/3 |
| 72% | REVERSE | 7 | What the numbers 9, 8, 7, 6, 5, 4, 3, 2 and 1 are in |
| 71% | PEOPLE | 6 | 3, 2, 1... And off they go! Folks on a bungee trampoline who launch themselves into the air |
| 71% | COMMONFRACTIONS | 15 | 1/2 and 3/4 |
| 71% | LESS | 4 | What 1 is to 2 and 2 is to 3 |
| 70% | SPACE | 5 | 3, 2, 1... And off it goes! ___ shuttle, NASA's flying vehicle that is launched up into the air |
| 70% | STONE | 5 | 3, 2, 1... And off it goes! Small "rocky" missile from a slingshot that is launched into the air |
| 70% | ROCKET | 6 | 3, 2, 1... And off it goes! Astronaut's fuel-powered vehicle that is launched up into the air |
| 69% | ARROW | 5 | 3, 2, 1... And off it goes! Archer's pointed weapon from a bow that is launched into the air |
| 68% | ABC | 3 | Jackson 5 hit with the lyric "easy as 1 2 3" and "simple as do re mi" |
| 68% | ARABIC | 6 | Like the numerals 1, 2 and 3 |
| 67% | BLACKBERRIESCORNSYRUP | 21 | Ingredients 1 and 2 |
| 64% | TEN | 3 | 1 & 2 & 3 & 4 |
| 64% | TEN | 3 | 1 + 2 + 3 + 4 |
| 64% | NOS | 3 | 1, 2, 3, etc. |
| 64% | AGES | 4 | 1, 2, 3, 4, ... |
| 64% | W NUMBERS | 9 | 1, 2, 3, etc. |
| 64% | BEGINNINGOFFALL | 15 | September equinox, and a hint to the starts of 18- & 62-Across and 2-, 3-, 10-, 33-, 37- & 38-Down |
| 64% | ABC | 3 | 1970 song that mentions "Do-Re-Mi" and "1, 2, 3" |