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    Addition with Regrouping: 578 + 325

    Addition with Regrouping Calculator
    First addend
    Second addend

    What is 578 + 325?

    Answer

    578 + 325 =
    903

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

    578 + 325 in a column. Carries are the small circled digits above the columns.
    1carry1carry
    5 7 8
    +325
    903

    Column by column: 578 + 325

    • Ones: 8 + 5 = 13 — write 3, carry 1.
    • Tens: 7 + 2 + 1 = 10 — write 0, carry 1.
    • Hundreds: 5 + 3 + 1 = 9 — write 9.

    578 + 325 = 903

    Second check: 903 − 578 = 325

    Similar examples to practise

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    578 + 325 = 903 - Addition with Regrouping. 578 + 325 = 903. Addition with regrouping step by step: 2 carries, every digit of the sum and a subtraction check.
    https://calculat.io/en/number/long-addition/578--325/generated.jpgCopy

    FAQ

    What is 578 + 325?

    578 + 325 = 903

    How do you check that 578 + 325 = 903?

    Subtract one addend from the sum: 903 − 325 = 578, and 903 − 578 = 325. Getting the other addend back means the sum is right.

    How many carries are there in 578 + 325?

    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 325 + 578 the same as 578 + 325?

    Yes. Addition is commutative, so both give 903; the column looks the same with either number on top.