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    Column Subtraction: 27 − 12

    Subtraction with Regrouping Calculator
    Minuend
    Subtrahend

    What is 27 − 12?

    Answer

    27 − 12 =
    15

    No regrouping: each column is subtracted on its own

    27 − 12 in a column. No borrowing.
    2 7
    −12
    15

    Column by column: 27 − 12

    • Ones: 7 − 2 = 5 — write 5.
    • Tens: 2 − 1 = 1 — write 1.

    27 − 12 = 15

    Second check: 27 − 15 = 12

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    https://calculat.io/en/number/long-subtraction/27--12Copy
    <a href="https://calculat.io/en/number/long-subtraction/27--12">27 − 12 = 15 - Column Subtraction - Calculatio</a>Copy
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    27 − 12 = 15 - Column Subtraction. 27 − 12 = 15. Column subtraction step by step: no borrowing, every digit of the difference and an addition check.
    https://calculat.io/en/number/long-subtraction/27--12/generated.jpgCopy

    Column subtractions of 12

    ExampleDifference
    24 − 1212
    27 − 1215
    29 − 1217
    31 − 1219
    35 − 1223
    38 − 1226
    40 − 1228
    46 − 1234
    48 − 1236
    51 − 1239
    53 − 1241
    57 − 1245
    59 − 1247
    64 − 1252
    66 − 1254
    70 − 1258
    75 − 1263
    77 − 1265
    79 − 1267
    81 − 1269
    Recalculate with different values ↑

    FAQ

    What is 27 − 12?

    27 − 12 = 15

    How do you check that 27 − 12 = 15?

    Add the difference and the subtrahend: 15 + 12 = 27. Getting the minuend back means the difference is right.

    How many times do you borrow in 27 − 12?

    Not once: every top digit is at least as large as the digit below it.

    See Also