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Addition with Regrouping: 389 + 105

Addition with Regrouping Calculator

What is 389 + 105?

Answer

389 + 105 =

494

With regrouping: 1 carry — into the tens

389 + 105 in a column. Carries are the small circled digits above the columns.
			1carry
		3	8	9
	+	1	0	5
		4	9	4

Column by column: 389 + 105

Ones: 9 + 5 = 14 — write 4, carry 1.
Tens: 8 + 0 + 1 = 9 — write 9.
Hundreds: 3 + 1 = 4 — write 4.

389 + 105 = 494

Second check: 494 − 389 = 105

Similar examples to practise

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Related Calculations

494 − 105 = 389 - 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

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389 + 105 = 494 - Addition with Regrouping. 389 + 105 = 494. Addition with regrouping step by step: 1 carry, every digit of the sum and a subtraction check.

https://calculat.io/en/number/long-addition/389--105/generated.jpg

Column additions with 105

Example	Sum
239 + 105	344
256 + 105	361
268 + 105	373
291 + 105	396
295 + 105	400
307 + 105	412
325 + 105	430
348 + 105	453
354 + 105	459
376 + 105	481
389 + 105	494
395 + 105	500
402 + 105	507
427 + 105	532
453 + 105	558
468 + 105	573
485 + 105	590
495 + 105	600
519 + 105	624
536 + 105	641

Recalculate with different values ↑

FAQ

What is 389 + 105?

389 + 105 = 494

How do you check that 389 + 105 = 494?

Subtract one addend from the sum: 494 − 105 = 389, and 494 − 389 = 105. Getting the other addend back means the sum is right.

How many carries are there in 389 + 105?

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 105 + 389 the same as 389 + 105?

Yes. Addition is commutative, so both give 494; the column looks the same with either number on top.

See Also