Ounces in a Cup
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Printable Kitchen Conversion Charts

Keep the tables by your measuring jug or scale. These references use the same unit definitions and ingredient records as the calculators.

12 kitchen conversions at a glance

Check the measure next to each number before using a shortcut.

Kitchen scale

  • 1 kg ≈ 2.205 lbInternational avoirdupois pound
  • 16 oz = 1 lbAvoirdupois ounces by weight
  • 28.35 g ≈ 1 ozAvoirdupois ounce by weight
  • 453.6 g ≈ 1 lbInternational avoirdupois pound

Cups and spoons

  • 1 cup = 8 fl ozUS customary cup and US fluid ounce
  • 1 tbsp = 3 tspUS customary tablespoon and teaspoon
  • 1 cup = 16 tbspUS customary cup and tablespoon

Liquid containers

  • 1 qt = 4 cupsUS liquid quart and US customary cup
  • 1 gal = 128 fl ozUS liquid gallon and US fluid ounce
  • 1 gal = 4 qtUS liquid gallon and US liquid quart
  • 32 fl oz = 1 qtUS fluid ounce and US liquid quart
  • 16 cups = 1 galUS customary cup and US liquid gallon

US customary cup and spoon fractions

Use these first two tables with US customary cups, fluid ounces, tablespoons and teaspoons. If your recipe calls for a different cup, check the cup-size converter.

US customary cup fractions
US cupUS fl ozmL
⅛1≈ 29.5735
¼2≈ 59.1471
⅓≈ 2.6667≈ 78.8627
⅜3≈ 88.7206
½4≈ 118.2941
⅝5≈ 147.8676
⅔≈ 5.3333≈ 157.7255
¾6≈ 177.4412
⅞7≈ 207.0147
18≈ 236.5882
1½12≈ 354.8824
216≈ 473.1765
≈ marks an estimate or rounded value. Sources Unicode CLDR 48 unit conversions.
US customary tablespoon fractions
US tbspUS tspmL
⅛0.375≈ 1.8483
¼0.75≈ 3.6967
⅓1≈ 4.9289
⅜1.125≈ 5.545
½1.5≈ 7.3934
⅝1.875≈ 9.2417
⅔2≈ 9.8578
¾2.25≈ 11.0901
⅞2.625≈ 12.9384
13≈ 14.7868
1½4.5≈ 22.1801
26≈ 29.5735
≈ marks an estimate or rounded value. Sources Unicode CLDR 48 unit conversions.

Kitchen scale weights

These figures convert between units of mass. Select the fluid-ounce tool when the recipe gives a liquid volume.

Common kitchen weights
QuantityConverted weight
1 oz by weight≈ 28.3495 g
4 oz by weight≈ 113.3981 g
8 oz by weight≈ 226.7962 g
100 g≈ 3.5274 oz by weight
1 lb≈ 453.5924 g
100 g≈ 0.2205 lb
1 kg≈ 2.2046 lb
≈ marks an estimate or rounded value. Sources Unicode CLDR 48 unit conversions.

Ingredient portions

These estimates scale the published source portions. The food, preparation and filling method affect how much fits in a cup. Open the ingredient directory for the individual records.

Published household portions and source-cup equivalents
IngredientPublished portionPortion mass (g)1 source cup (g)
All-purpose flour1 cup120≈ 120
Granulated white sugar1 cup198≈ 198
Butter1/2 cup113≈ 226
Whole cow’s milk1 cup244≈ 244
Powdered sugar1 cup unsifted120≈ 120
Active dry yeast1 tablespoon12—
Raw garlic1 cup, cut size unspecified136≈ 136
Raw blackberries1 cup raw blackberries144≈ 144
Raw blueberries1 cup raw blueberries148≈ 148
Raw diced potatoes, flesh and skin½ cup diced, raw, flesh and skin75≈ 150
Shredded cheddar1 cup shredded cheddar113≈ 113
≈ marks an estimate or rounded value. Sources King Arthur Baking ingredient weight chart · USDA ARS food portions, section 1.051 · USDA FoodData Central SR Legacy, FDC 169656 · USDA FoodData Central SR Legacy, FDC 175043 · USDA FoodData Central SR Legacy, FDC 169230 · USDA FoodData Central SR Legacy, FDC 173946 · USDA FoodData Central SR Legacy, FDC 171711 · USDA FoodData Central SR Legacy, FDC 170026 · USDA FoodData Central SR Legacy, FDC 173414. A dash means no supported cup portion. The estimates use the published food form and portion.

Use the calculation methodology to check the meaning of an approximation and the precision used on the site.

Directly published ingredient spoon portions
IngredientPublished spoon portionPortion mass (g)
Powdered sugar1 tablespoon unsifted8
Powdered sugar1 teaspoon, sifting unspecified2.5
Active dry yeast1 tablespoon12
Active dry yeast1 teaspoon4
Raw garlic1 teaspoon, cut size unspecified2.8
≈ marks an estimate or rounded value. Sources USDA FoodData Central SR Legacy, FDC 169656 · USDA FoodData Central SR Legacy, FDC 175043 · USDA FoodData Central SR Legacy, FDC 169230. The spoon records are shown separately. They do not establish the weight or capacity of a cup.

US and metric kitchen measures

Use the labels on your measuring tools to select the corresponding row. Australian and US customary tablespoons have different capacities.

Capacity of one cup by standard
Unit standardmL per unit
US cup≈ 236.5882
FDA label cup240
metric cup250
Imperial cup≈ 284.1306
Japanese cooking cup200
Japanese rice cup180
≈ marks an estimate or rounded value. Sources Unicode CLDR 48 unit conversions · FDA nutrition labeling household measures · Japan MAFF cooking and rice cup sizes.
Capacity of one spoon by standard
Unit standardmL per unit
US tbsp≈ 14.7868
metric tbsp15
Australian tbsp20
US tsp≈ 4.9289
metric tsp5
≈ marks an estimate or rounded value. Sources Unicode CLDR 48 unit conversions · FDA nutrition labeling household measures · NSW Health Australian cup and spoon measures.

Oven temperature chart

Oven temperatures from Fahrenheit to Celsius
Oven setting (°F)Equivalent (°C)
225≈ 107
250≈ 121
275135
300≈ 149
325≈ 163
350≈ 177
375≈ 191
400≈ 204
425≈ 218
450≈ 232
475≈ 246
500260
≈ marks an estimate or rounded value. Sources NIST SI temperature conversions. Celsius settings are rounded to the nearest degree. Use the nearest mark your oven supports. Convection settings depend on the recipe and oven.