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How Much Is 1.78 Tablespoons of Rolled Oats in Ounces?

Converting 1.78 tablespoons of rolled oats to ounces gives 0.35 oz. One tablespoon of rolled oats weighs 5.63g, so 1.78 tablespoons is 1.78 × 5.63 = 10.01g (0.35 oz). This conversion is specific to rolled oats because each ingredient has a different density.

1.78 tablespoons of rolled oats
=
0.35oz
Result using all tablespoon standards info
0.35 oz (US) 0.36 oz (Metric Tablespoon) 0.48 oz (Australian Tablespoon)
Try: 1 tablespoon = 0.20 oz 2 tablespoons = 0.40 oz 3 tablespoons = 0.60 oz 4 tablespoons = 0.79 oz
Compare: 1.78 tablespoons breadcrumbs = 0.42 oz 1.78 tablespoons cornmeal = 0.59 oz 1.78 tablespoons couscous = 0.68 oz
Convert a different ingredient
1.78 tablespoons of rolled oats is also
10.01 g (grams)
0.35

Formula and Step-by-Step

tablespoons × 5.63g/tbsp ÷ 28.3495g/oz = ounces
  1. Start with 1.78 tablespoons of rolled oats
  2. 1 tablespoon of rolled oats = 5.63g
  3. 1.78 × 5.63 = 10.01g
  4. Convert grams to ounces: 10.01 ÷ 28.3495 = 0.35 oz

The same formula works for any amount. Multiply (or divide) by the density, then convert units as needed.

Measuring Tip

Rolled oats weigh 90g per cup. Always match the oat type your recipe specifies.

Rolled Oats at Different Amounts

How rolled oats scales across common tablespoons measurements. Your amount (1.78 tablespoons) is highlighted.

1 tbsp0.20 oz1.78 tbsp0.35 oz2 tbsp0.40 oz3 tbsp0.60 oz4 tbsp0.79 oz5 tbsp0.99 oz6 tbsp1.19 oz8 tbsp1.59 oz

For reference, 1.78 tablespoons of rolled oats (10.01g) is close in weight to a AAA battery (11.5g).

Other Amounts of Rolled Oats

Tablespoons US Ounces Metric Tablespoon Australian Tablespoon
1 tablespoon 0.20 oz 0.20 oz 0.27 oz
1.78 tablespoons 0.35 oz 0.36 oz 0.48 oz
2 tablespoons 0.40 oz 0.40 oz 0.54 oz
3 tablespoons 0.60 oz 0.60 oz 0.81 oz
4 tablespoons 0.79 oz 0.81 oz 1.07 oz
5 tablespoons 0.99 oz 1.01 oz 1.34 oz
6 tablespoons 1.19 oz 1.21 oz 1.61 oz
8 tablespoons 1.59 oz 1.61 oz 2.15 oz
10 tablespoons 1.98 oz 2.01 oz 2.68 oz
12 tablespoons 2.38 oz 2.42 oz 3.22 oz
16 tablespoons 3.17 oz 3.22 oz 4.29 oz

Understanding the Units

What is a Tablespoon?

Tablespoon sizes differ by country. A US tablespoon is 14.787 ml, close to the 15 ml metric standard used in most countries. An Australian tablespoon is 20 ml, about 35% larger than US. An imperial tablespoon is 17.758 ml. If your recipe comes from Australia, the larger tablespoon size can make a real difference.

What is an Ounce?

An ounce (oz) is a US customary unit of weight equal to 28.3495 grams or 1/16 of a pound. In cooking, "ounces" refers to weight (avoirdupois ounces), not fluid ounces which measure volume.

Frequently Asked Questions

About 0.35 oz, based on rolled oats having a density of 90g per cup. The exact amount depends on how the ingredient is measured and the specific product.
Multiply the number of tablespoons by 5.63 (grams per tablespoon for rolled oats), then divide by 28.3495 to convert grams to ounces. For 1.78 tablespoons: 1.78 × 5.63 = 10.01g, then 10.01 ÷ 28.3495 = 0.35 oz.
For the most accurate results, weigh rolled oats on a kitchen scale. If measuring by volume, spoon the ingredient into the measuring spoon and level it off with a straight edge rather than scooping directly.
Weight-per-cup values vary because of differences in how the ingredient is measured (spooned vs scooped), grind size, moisture content, and settling during storage. Our values use standardized measurement methods from established culinary references.
Reverse the conversion: 0.35 oz × 28.3495 = 10.01g, then 10.01g ÷ 5.63 = 1.78 tablespoons. Or use the Ounces to Tablespoons converter.
person Written by Sean Day verified Reviewed by CookingConvert update Last updated Apr 3, 2026