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Crypto units

DAI decimals

Convert raw on-chain integers to DAI and back, exactly.

DAI uses 18 decimals: 1 DAI = 1,000,000,000,000,000,000 base units.

DAI amount table

DAI to base units
DAIBase units
0.01 DAI10,000,000,000,000,000
0.5 DAI500,000,000,000,000,000
1 DAI1,000,000,000,000,000,000
10 DAI10,000,000,000,000,000,000
100 DAI100,000,000,000,000,000,000
1,000 DAI1,000,000,000,000,000,000,000
1,000,000 DAI1,000,000,000,000,000,000,000,000

Questions and answers

How many decimals does DAI have?

DAI uses 18 decimals: 1 DAI is 1,000,000,000,000,000,000 base units on-chain.

How do I convert a raw DAI amount to DAI?

Divide the raw integer by 10^18. For example, 2,500,000,000,000,000,000 base units = 2.5 DAI.

Why do tokens use integer base units?

Blockchains store balances as integers to avoid rounding. The decimals value tells wallets where to put the decimal point when displaying the amount.