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Prealgebra
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Precalculus
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Intermediate Algebra
| Status | Title | Difficulty |
| 241. Fraction of 9000 Calculation | Level 2 | |
| 242. Fraction Subtraction | Level 1 | |
| 243. Finding R in Equation | Level 2 | |
| 244. Closest Decimal Calculation | Level 2 | |
| 245. Fraction Division | Level 2 | |
| 246. 6 Plus Division Calculation | Level 1 | |
| 247. Original Shirt Price | Level 5 | |
| 248. Dice Sum Probability 2 | Level 5 | |
| 249. Smallest Composite Number | Level 3 | |
| 250. Music Students Count | Level 2 | |
| 251. Prime Number Probability 1 | Level 2 | |
| 252. Pie Fraction Eaten | Level 1 | |
| 253. Square of Large Number | Level 2 | |
| 254. One Raised to Power | Level 1 | |
| 255. Smallest Prime Sum | Level 2 | |
| 256. Planetary Alignment Days | Level 4 | |
| 257. Smallest Number Rounding | Level 3 | |
| 258. Exponent in Prime Factorization | Level 5 | |
| 259. Two Digit Product Equals 12 | Level 4 | |
| 260. Sum of Prime Factors of 85085 | Level 4 |