Odds of winning Lotto Belgique: probability of each tier

Exact probabilities for one line, independent of stakes and prizes. They are the same in every draw.

Lotto Belgique prizes by tier

TierMatchesProbabilityPercentage
2 5 matches + Bonus number 1 in 1,357,510 0.000074 %
3 5 matches 1 in 35,724 0.002799 %
4 4 matches + Bonus number 1 in 14,290 0.006998 %
5 4 matches 1 in 772 0.129465 %
6 3 matches + Bonus number 1 in 579 0.172620 %
7 3 matches 1 in 48 2.071440 %
8 2 matches + Bonus number 1 in 64 1.553580 %
9 1 match + Bonus number 1 in 18 5.437529 %
Chance of winning something1 in 10.79.37 %

Probability per line under the current rules, calculated exactly. The prize for a tier is the share of stakes allocated to that tier divided by the number of winners; for jackpot tiers, the amount is rolled over to the next draw if nobody wins.

Multiple lines

With n different lines, the jackpot chance is multiplied by exactly n (the lines are mutually exclusive).

LinesJackpot chanceChance of winning
11 in 8,145,0609.4 %
21 in 4,072,53017.9 %
51 in 1,629,01238.9 %
101 in 814,50662.6 %
201 in 407,25386.0 %
501 in 162,90199.3 %
1001 in 81,451100.0 %

Average wait

Playing one line per draw, this is the average time you wait for the first win in the tier: (104 draws per year)

TierDrawsyears
18,145,06078,317.9
21,357,51013,053.0
335,724343.5
414,290137.4
57727.4
65795.6
7480.5
8640.6
9180.2

For comparison

A jackpot chance of 1 in 8,145,060 is roughly equivalent to getting heads 23 times in a row when tossing a coin.

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