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    Column Subtraction: 78 − 15

    Subtraction with Regrouping Calculator
    Minuend
    Subtrahend

    What is 78 − 15?

    Answer

    78 − 15 =
    63

    No regrouping: each column is subtracted on its own

    78 − 15 in a column. No borrowing.
    7 8
    −15
    63

    Column by column: 78 − 15

    • Ones: 8 − 5 = 3 — write 3.
    • Tens: 7 − 1 = 6 — write 6.

    78 − 15 = 63

    Second check: 78 − 63 = 15

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    <a href="https://calculat.io/en/number/long-subtraction/78--15">78 − 15 = 63 - Column Subtraction - Calculatio</a>Copy
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    78 − 15 = 63 - Column Subtraction. 78 − 15 = 63. Column subtraction step by step: no borrowing, every digit of the difference and an addition check.
    https://calculat.io/en/number/long-subtraction/78--15/generated.jpgCopy

    Column subtractions of 15

    ExampleDifference
    43 − 1528
    49 − 1534
    51 − 1536
    54 − 1539
    56 − 1541
    60 − 1545
    62 − 1547
    67 − 1552
    69 − 1554
    73 − 1558
    78 − 1563
    80 − 1565
    82 − 1567
    84 − 1569
    86 − 1571
    89 − 1574
    91 − 1576
    93 − 1578
    98 − 1583
    100 − 1585
    Recalculate with different values ↑

    FAQ

    What is 78 − 15?

    78 − 15 = 63

    How do you check that 78 − 15 = 63?

    Add the difference and the subtrahend: 63 + 15 = 78. Getting the minuend back means the difference is right.

    How many times do you borrow in 78 − 15?

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

    See Also