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    Addition with Regrouping: 45,089 + 12,345

    Addition with Regrouping Calculator
    First addend
    Second addend

    What is 45,089 + 12,345?

    Answer

    45,089 + 12,345 =
    57,434

    With regrouping: 2 carries — into the tens and the hundreds

    45,089 + 12,345 in a column. Carries are the small circled digits above the columns.
    1carry1carry
    4 5 0 8 9
    +12345
    57434

    Column by column: 45,089 + 12,345

    • Ones: 9 + 5 = 14 — write 4, carry 1.
    • Tens: 8 + 4 + 1 = 13 — write 3, carry 1.
    • Hundreds: 0 + 3 + 1 = 4 — write 4.
    • Thousands: 5 + 2 = 7 — write 7.
    • Ten thousands: 4 + 1 = 5 — write 5.

    45,089 + 12,345 = 57,434

    Second check: 57,434 − 45,089 = 12,345

    Similar examples to practise

    See Also

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    45,089 + 12,345 = 57,434 - Addition with Regrouping. 45,089 + 12,345 = 57,434. Addition with regrouping step by step: 2 carries, every digit of the sum and a subtraction check.
    https://calculat.io/en/number/long-addition/45089--12345/generated.jpgCopy

    Column additions with 12,345

    ExampleSum
    45,084 + 12,34557,429
    45,085 + 12,34557,430
    45,086 + 12,34557,431
    45,087 + 12,34557,432
    45,088 + 12,34557,433
    45,089 + 12,34557,434
    45,090 + 12,34557,435
    45,091 + 12,34557,436
    45,092 + 12,34557,437
    45,093 + 12,34557,438
    45,094 + 12,34557,439

    FAQ

    What is 45,089 + 12,345?

    45,089 + 12,345 = 57,434

    How do you check that 45,089 + 12,345 = 57,434?

    Subtract one addend from the sum: 57,434 − 12,345 = 45,089, and 57,434 − 45,089 = 12,345. Getting the other addend back means the sum is right.

    How many carries are there in 45,089 + 12,345?

    2 carries: every time a column added up to 10 or more, its ones digit was written and 1 was carried to the next column on the left.

    Is 12,345 + 45,089 the same as 45,089 + 12,345?

    Yes. Addition is commutative, so both give 57,434; the column looks the same with either number on top.