Addition with Regrouping: 54 + 19

Addition with Regrouping Calculator
First addend
Second addend

What is 54 + 19?

Answer

54 + 19 =
73

With regrouping: 1 carry — into the tens

54 + 19 in a column. Carries are the small circled digits above the columns.
1carry
5 4
+19
73

Column by column: 54 + 19

  • Ones: 4 + 9 = 13 — write 3, carry 1.
  • Tens: 5 + 1 + 1 = 7 — write 7.

54 + 19 = 73

Second check: 73 − 54 = 19

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FAQ

What is 54 + 19?

54 + 19 = 73

How do you check that 54 + 19 = 73?

Subtract one addend from the sum: 73 − 19 = 54, and 73 − 54 = 19. Getting the other addend back means the sum is right.

How many carries are there in 54 + 19?

1 carry: 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 19 + 54 the same as 54 + 19?

Yes. Addition is commutative, so both give 73; the column looks the same with either number on top.