Mass and Weight · Unit Converter

Convert Gram to Quarter (US)

Convert grams to quarters (us) instantly. 1 gram = 8.81849e-5 quarter (us) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Quarter (US) to Gram converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Metric / SI

Gram

What is a gram?

The gram (g) equals one-thousandth of a kilogram.

Origin of the gram

From Late Latin 'gramma', a small weight or scruple.

Where it is used

The everyday metric unit for food, medicine, and small objects.

When and where it was developed

Defined in 1795 as the mass of one cubic centimeter of water at melting point.

Avoirdupois

Quarter (US)

What is a quarter (us)?

The US quarter equals one-fourth of a short hundredweight, 25 pounds (about 11.34 kg).

Origin of the quarter (us)

A 'quarter' of the US short hundredweight.

Where it is used

US agricultural and commodity weighing.

When and where it was developed

Defined within the US customary hundredweight system.

Gram to Quarter (US) conversion formula

The relationship between grams and quarters (us):

1 g = 8.81849e-5 qr
1 qr = 11339.80925 g

To convert grams to quarters (us), multiply the value in grams by 8.81849e-5. To reverse, multiply quarters (us) by 11339.80925.

How to use this converter

Type a value into the calculator. The result in quarters (us) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Quarter (US) to Gram converter for the reverse direction.

Step-by-step: convert grams to quarters (us)

  1. Write down the value in grams (g).
  2. Multiply that value by the factor 8.81849e-5.
  3. The product is the equivalent value in quarters (us) (qr).
  4. To reverse, multiply the quarter (us) value by 11339.80925.

Worked examples

Example 1 — Convert 1 g to qr:
1 × 8.81849e-5 = 8.81849e-5 qr

Example 2 — Convert 100 g to qr:
100 × 8.81849e-5 = 0.0088184905 qr

Real-world example — Postcard and small-object dimensions

A postcard is about 5 grams wide. Converting to quarters (us) is essential for international postal addressing forms that ask for dimensions in different units across countries.

5 g × 8.81849e-5 = 0.0004409245 qr

Real-world example — Ruler-scale measurements

A 30-gram school ruler converts cleanly to quarters (us) — useful when buying a desk accessory from a retailer whose product specs use a different unit.

30 g × 8.81849e-5 = 0.0026455471 qr

Real-world example — Hardware-scale dimensions

A 10-gram fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between grams and quarters (us) daily when mixing metric and imperial tools.

10 g × 8.81849e-5 = 0.000881849 qr

Gram to Quarter (US) conversion table

Standard reference values for converting grams to quarters (us):

Gram [g]Quarter (US) [qr]
0.018.81849e-7
0.18.81849e-6
18.81849e-5
20.0001763698
30.0002645547
40.0003527396
50.0004409245
100.000881849
200.0017636981
300.0026455471
400.0035273962
500.0044092452
1000.0088184905
5000.0440924524
10000.0881849049

Frequently asked questions

How many quarters (us) is 1 gram?
1 gram equals 8.81849e-5 quarter (us).
How do I convert grams to quarters (us)?
Multiply the value in grams by 8.81849e-5 to get quarters (us).
How do I convert quarters (us) back to grams?
Multiply the value in quarters (us) by 11339.80925, or use the Quarter (US) to Gram converter.
How many quarters (us) is 100 grams?
100 grams equals 0.0088184905 quarters (us), because 100 × 8.81849e-5 = 0.0088184905.

Convert Gram to other weight units

Show all Gram conversions
Metric / SI (17 units)
Gram to Attogram (ag) Gram to Femtogram (fg) Gram to Picogram (pg) Gram to Nanogram (ng) Gram to Microgram (µg) Gram to Milligram (mg) Gram to Centigram (cg) Gram to Decigram (dg) Gram to Dekagram (dag) Gram to Hectogram (hg) Gram to Kilogram (kg) Gram to Quintal (metric) (q) Gram to Metric Ton (t) Gram to Gigagram (Gg) Gram to Teragram (Tg) Gram to Petagram (Pg) Gram to Exagram (Eg)
Avoirdupois (15 units)
Gram to Grain (gr) Gram to Dram (avoirdupois) (dr) Gram to Ounce (oz) Gram to Pound (lb) Gram to Clove (clove) Gram to Stone (US) (st) Gram to Stone (UK) (st) Gram to Quarter (US) (qr) Gram to Quarter (UK) (qr) Gram to Hundredweight (US) (cwt) Gram to Hundredweight (UK) (cwt) Gram to Wey (wey) Gram to Kilopound (kip) (kip) Gram to Ton (short, US) (sh tn) Gram to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Gram to Point (1/100 carat) (pt) Gram to Carat (metric) (ct) Gram to Scruple (apothecary) (s ap) Gram to Pennyweight (dwt) Gram to Momme (mom) Gram to Mace (mace) Gram to Dram (apothecary/troy) (dr ap) Gram to Troy Ounce (oz t) Gram to Tael (tael) Gram to Pound (troy/apothecary) (lb t)
Indian / South Asian (6 units)
Gram to Ratti (ratti) Gram to Masha (masha) Gram to Tola (tola) Gram to Chittack (Chatank) (chittack) Gram to Seer (Ser) (seer) Gram to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Gram to Electron Mass (rest) (me) Gram to MeV/c2 (MeV/c²) Gram to Muon Mass (mµ) Gram to Atomic Mass Unit (u) Gram to Proton Mass (mp) Gram to Neutron Mass (mn) Gram to Deuteron Mass (md) Gram to Carbon-12 Atom Mass (C-12) Gram to Planck Mass (mP)
Astronomical (4 units)
Gram to Lunar Mass (Moon) (M☾) Gram to Earth's Mass (M⊕) Gram to Jupiter Mass (MJ) Gram to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Gram to Lepton (Biblical Roman) (lepton) Gram to Quadrans (Biblical Roman) (quadrans) Gram to Assarion (Biblical Roman) (assarion) Gram to Gerah (Biblical Hebrew) (gerah) Gram to Drachma (Biblical Greek) (drachma) Gram to Denarius (Biblical Roman) (denarius) Gram to Bekan (Biblical Hebrew) (bekah) Gram to Didrachma (Biblical Greek) (didrachma) Gram to Shekel (Biblical Hebrew) (shekel) Gram to Tetradrachma (Biblical Greek) (tetra) Gram to Mina (Biblical Greek) (mina) Gram to Mina (Biblical Hebrew) (mina) Gram to Talent (Biblical Greek) (talent) Gram to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Gram to Poundal (pdl) Gram to Ton (assay) (US) (AT) Gram to Ton (assay) (UK) (AT) Gram to Kilogram-force square second/meter (hyl) Gram to Slug (slug)

Sources & references

Conversion factor (1 g = 8.81849e-5 qr) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.