Addition with Regrouping: 647 + 354

Addition with Regrouping Calculator

What is 647 + 354?

Answer

647 + 354 =

1,001

The sum is longer than the addends: 3 carries — into the tens, the hundreds and the thousands; the last one makes a new digit

647 + 354 in a column. Carries are the small circled digits above the columns.
		1carry	1carry	1carry
			6	4	7
	+		3	5	4
		1	0	0	1

Column by column: 647 + 354

Ones: 7 + 4 = 11 — write 1, carry 1.
Tens: 4 + 5 + 1 = 10 — write 0, carry 1.
Hundreds: 6 + 3 + 1 = 10 — write 0, carry 1.
Thousands: the carried 1 — write 1.

647 + 354 = 1,001

Second check: 1,001 − 647 = 354

Similar examples to practise

Related Calculations

1,001 − 354 = 647 - Subtraction with Regrouping

See Also

Subtraction with Regrouping Calculator - Column subtraction step by step, with borrowing across zeros
Long Multiplication Calculator - Column multiplication with partial products, step by step
Long Division Calculator - Step-by-step long division with detailed explanation
Adding Fractions Calculator - Add fractions, mixed numbers and whole numbers step by step

Recalculate with different values ↑

Column additions with 354

Example	Sum
354 + 354	708
376 + 354	730
389 + 354	743
402 + 354	756
427 + 354	781
453 + 354	807
468 + 354	822
485 + 354	839
519 + 354	873
536 + 354	890
564 + 354	918
578 + 354	932
602 + 354	956
647 + 354	1,001
683 + 354	1,037

FAQ

What is 647 + 354?

647 + 354 = 1,001

How do you check that 647 + 354 = 1,001?

Subtract one addend from the sum: 1,001 − 354 = 647, and 1,001 − 647 = 354. Getting the other addend back means the sum is right.

How many carries are there in 647 + 354?

3 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 354 + 647 the same as 647 + 354?

Yes. Addition is commutative, so both give 1,001; the column looks the same with either number on top.

See Also