Addition with Regrouping: 307 + 149

Addition with Regrouping Calculator

What is 307 + 149?

Answer

307 + 149 =

456

With regrouping: 1 carry — into the tens

307 + 149 in a column. Carries are the small circled digits above the columns.
			1carry
		3	0	7
	+	1	4	9
		4	5	6

Column by column: 307 + 149

Ones: 7 + 9 = 16 — write 6, carry 1.
Tens: 0 + 4 + 1 = 5 — write 5.
Hundreds: 3 + 1 = 4 — write 4.

307 + 149 = 456

Second check: 456 − 307 = 149

Similar examples to practise

Related Calculations

456 − 149 = 307 - 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 149

Example	Sum
149 + 149	298
172 + 149	321
187 + 149	336
203 + 149	352
214 + 149	363
239 + 149	388
251 + 149	400
256 + 149	405
268 + 149	417
291 + 149	440
307 + 149	456
325 + 149	474
348 + 149	497
351 + 149	500
354 + 149	503
376 + 149	525
389 + 149	538
402 + 149	551
427 + 149	576
451 + 149	600

FAQ

What is 307 + 149?

307 + 149 = 456

How do you check that 307 + 149 = 456?

Subtract one addend from the sum: 456 − 149 = 307, and 456 − 307 = 149. Getting the other addend back means the sum is right.

How many carries are there in 307 + 149?

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 149 + 307 the same as 307 + 149?

Yes. Addition is commutative, so both give 456; the column looks the same with either number on top.

See Also