How Much Is 45.5 Ounces of Peanut Butter in Cups?
Converting 45.5 ounces of peanut butter to cups gives 5.00 cups. First convert to grams (45.5 oz = 1,289.90g), then divide by the density of peanut butter (258g per cup). Each ingredient fills a different volume at the same weight.
Formula and Step-by-Step
- Start with 45.5 ounces of peanut butter
- Convert ounces to grams: 45.5 × 28.35 = 1,289.90g
- 1 cup of peanut butter = 258g
- 1,289.90g ÷ 258g/cup = 5.00 cups
The same formula works for any amount. Multiply (or divide) by the density, then convert units as needed.
Measuring Tip
Peanut butter weighs 258g per cup. Natural and processed versions may have slightly different densities.
Peanut Butter at Different Amounts
How peanut butter scales across common ounces measurements. Your amount (45.5 ounces) is highlighted.
Other Amounts of Peanut Butter
| Ounces | US Cups | Metric Cup | Imperial Cup |
|---|---|---|---|
| 1 ounce | 0.11 cups | 0.10 cups | 0.09 cups |
| 2 ounces | 0.22 cups | 0.21 cups | 0.18 cups |
| 3 ounces | 0.33 cups | 0.31 cups | 0.27 cups |
| 4 ounces | 0.44 cups | 0.42 cups | 0.37 cups |
| 5 ounces | 0.55 cups | 0.52 cups | 0.46 cups |
| 6 ounces | 0.66 cups | 0.62 cups | 0.55 cups |
| 8 ounces | 0.88 cups | 0.83 cups | 0.73 cups |
| 10 ounces | 1.10 cups | 1.04 cups | 0.91 cups |
| 12 ounces | 1.32 cups | 1.25 cups | 1.10 cups |
| 16 ounces | 1.76 cups | 1.66 cups | 1.46 cups |
| 45.5 ounces | 5.00 cups | 4.73 cups | 4.16 cups |
Understanding the Units
What is an Ounce?
Ounces are commonly used in US recipes for cheese, meat, chocolate, and other ingredients sold by weight. Many kitchen scales offer both gram and ounce readings.
What is a Cup?
There are three cup standards used worldwide. The US cup (236.588 ml) is used in American recipes. The metric cup (250 ml) is standard in Australia, New Zealand, and some parts of Asia. The imperial cup (284.131 ml) appears in older British and Canadian recipes. A metric cup holds about 5.7% more than a US cup, while an imperial cup holds about 20% more. Using the wrong standard can noticeably affect a recipe.