Probability
Free lessons and practice worksheets for probability.
Experimental Probability
Experimental probability transforms abstract mathematical concepts into hands-on learning through data collection and analysis. Students conduct experiments like coin flips or dice rolls, then calculate relative frequency by dividing favorable outcomes by total trials.
3 min readFormal Probability Rules
Teaching probability rules becomes clear when students master the complement rule P(not A) = 1 - P(A) before tackling more complex scenarios. CCSS 7.SP and LK20 Trinn 10 emphasize these formal rules as building blocks for statistical reasoning.
3 min readIntroduction to Probability
Teaching probability transforms abstract mathematical thinking into concrete understanding when students predict coin flips, spinner results, and dice outcomes. The CCSS 7.SP and LK20 Grade 10 standards emphasize building intuition through hands-on experiments with 2 to 36 possible outcomes.
3 min readSystematic Listing
Systematic listing transforms probability from guesswork into organized counting. When students flip 2 coins and list only HH, HT, TT (missing TH), they're missing 25% of the sample space and getting incorrect probability calculations.
3 min read