Articles

The 2025 law raised the SALT deduction cap from $10,000 to $40,000. See how it changes by year, who the phase-down hits, and when it reverts.

Learn how Social Security is taxed: provisional income, the 0/50/85% tiers, the base thresholds, and why the 2025 law did not make benefits tax free.

The new car loan interest deduction lets you write off up to $10,000 a year on a US-assembled new car loan from 2025 to 2028. See who and what qualifies.

The new senior tax deduction gives people 65+ up to $6,000 (2025-2028). See who qualifies, how the MAGI phase-out works, and how it differs.

How token vesting works: the TGE unlock, the cliff and linear monthly unlocks, with the unlock formula, worked examples and the cliff catch-up rule.

Turn a timed walk into minutes per mile, mph and meters per second. Learn how gait speed is used in research on older adults and how CDC effort guidance fits in.

See how a starting balance and monthly deposits grow in a 529 plan, what counts as a qualified expense, and why the start date matters most.

Convert body temperature between F and C, see the normal range, and learn what counts as a fever by site, using NHS and MedlinePlus thresholds.

Learn how to turn bars, BPM and time signature into song length in seconds, find bars from a target time, and plan a full song section by section.

See how meal prep savings are calculated: takeout cost minus ingredient cost, times meals and people. Includes time cost and USDA food plan benchmarks.