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Helium Balloons Calculator

Find how many balloons lift a given weight.

Calculated Output

Balloons needed 20

Formula: balloons = weight ÷ lift per balloon

Step-by-Step Breakdown

1. Values used:

2. Weight to lift = 100

3. Lift per balloon = 5

5. Balloons needed = Weight to lift / Lift per balloon = 100 / 5 = 20

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The math behind it

balloons = weight ÷ lift per balloon. A standard 11-inch latex balloon lifts ~5 g.

100 g at 5 g/balloon → 20 balloons.

Foil balloons?

Larger foil balloons lift more — adjust the lift per balloon.