Freeflows
All Problems
Prealgebra
Number
Theory
Counting and Probability
Precalculus
Geometry
Algebra
Intermediate Algebra
| Status | Title | Difficulty |
| 161. Average Candy Consumption Rate | Level 4 | |
| 162. Mean of Five Numbers | Level 1 | |
| 163. Remaining Milk After Baking | Level 2 | |
| 164. Skater's Final Direction After Spin | Level 1 | |
| 165. Word Product Value 715 | Level 5 | |
| 166. Cavalry's Daily Mileage | Level 4 | |
| 167. First Odd Year With Common Factor | Level 4 | |
| 168. Fraction Denominator Numerator Difference | Level 3 | |
| 169. Solving Fractional Equation | Level 4 | |
| 170. Coin Combination Sums | Level 4 | |
| 171. Power of Ten Zero Count | Level 2 | |
| 172. Number Sequence Count | Level 1 | |
| 173. Approximate Multiplication | Level 3 | |
| 174. Typists' One Day Memo Count | Level 3 | |
| 175. Greatest Multiple of 99 Below Zero | Level 2 | |
| 176. Parallelogram Angle Calculation | Level 5 | |
| 177. Wands to Fands Conversion | Level 4 | |
| 178. Smallest Two Digit Non Emirp | Level 4 | |
| 179. Fraction Division Calculation 2 | Level 2 | |
| 180. Integers With Two 3s Count | Level 5 |