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    Subtraction with Regrouping: 1,087 − 485

    Subtraction with Regrouping Calculator
    Minuend
    Subtrahend

    What is 1,087 − 485?

    Answer

    1,087 − 485 =
    602

    With regrouping: 1 borrow — from the thousands

    1,087 − 485 in a column. Above the columns: the values after borrowing — a crossed-out digit is replaced by the number above it; +10 marks a column that received a borrowed ten.
    0+10
    1(was 1, now 0)0 (was 0, now 10)8 7
    −485
    602

    Column by column: 1,087 − 485

    • Ones: 7 − 5 = 2 — write 2.
    • Tens: 8 − 8 = 0 — write 0.
    • Hundreds: 0 is less than 4 — borrow 1 thousand: thousands 1 → 0; 10 − 4 = 6 — write 6.
    • Thousands: after borrowing, 0 — a leading zero is not written.

    1,087 − 485 = 602

    Second check: 1,087 − 602 = 485

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    1,087 − 485 = 602 - Subtraction with Regrouping. 1,087 − 485 = 602. Subtraction with regrouping step by step: 1 borrow, every digit of the difference and an addition check.
    https://calculat.io/en/number/long-subtraction/1087--485/generated.jpgCopy

    Column subtractions of 485

    ExampleDifference
    1,082 − 485597
    1,083 − 485598
    1,084 − 485599
    1,085 − 485600
    1,086 − 485601
    1,087 − 485602
    1,088 − 485603
    1,089 − 485604
    1,090 − 485605
    1,091 − 485606
    1,092 − 485607
    Recalculate with different values ↑

    FAQ

    What is 1,087 − 485?

    1,087 − 485 = 602

    How do you check that 1,087 − 485 = 602?

    Add the difference and the subtrahend: 602 + 485 = 1,087. Getting the minuend back means the difference is right.

    How many times do you borrow in 1,087 − 485?

    1 borrow: each time the top digit was smaller than the one below it, 1 was borrowed from the column on the left.

    See Also