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    Subtraction with Regrouping: 1,249 − 602

    Subtraction with Regrouping Calculator
    Minuend
    Subtrahend

    What is 1,249 − 602?

    Answer

    1,249 − 602 =
    647

    With regrouping: 1 borrow — from the thousands

    1,249 − 602 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)2 (was 2, now 12)4 9
    −602
    647

    Column by column: 1,249 − 602

    • Ones: 9 − 2 = 7 — write 7.
    • Tens: 4 − 0 = 4 — write 4.
    • Hundreds: 2 is less than 6 — borrow 1 thousand: thousands 1 → 0; 12 − 6 = 6 — write 6.
    • Thousands: after borrowing, 0 — a leading zero is not written.

    1,249 − 602 = 647

    Second check: 1,249 − 647 = 602

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    https://calculat.io/en/number/long-subtraction/1249--602Copy
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    1,249 − 602 = 647 - Subtraction with Regrouping. 1,249 − 602 = 647. Subtraction with regrouping step by step: 1 borrow, every digit of the difference and an addition check.
    https://calculat.io/en/number/long-subtraction/1249--602/generated.jpgCopy

    Column subtractions of 602

    ExampleDifference
    1,244 − 602642
    1,245 − 602643
    1,246 − 602644
    1,247 − 602645
    1,248 − 602646
    1,249 − 602647
    1,250 − 602648
    1,251 − 602649
    1,252 − 602650
    1,253 − 602651
    1,254 − 602652
    Recalculate with different values ↑

    FAQ

    What is 1,249 − 602?

    1,249 − 602 = 647

    How do you check that 1,249 − 602 = 647?

    Add the difference and the subtrahend: 647 + 602 = 1,249. Getting the minuend back means the difference is right.

    How many times do you borrow in 1,249 − 602?

    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