Addition with Regrouping: 172 + 136

Addition with Regrouping Calculator

What is 172 + 136?

Answer

172 + 136 =

308

With regrouping: 1 carry — into the hundreds

172 + 136 in a column. Carries are the small circled digits above the columns.
		1carry
		1	7	2
	+	1	3	6
		3	0	8

Column by column: 172 + 136

Ones: 2 + 6 = 8 — write 8.
Tens: 7 + 3 = 10 — write 0, carry 1.
Hundreds: 1 + 1 + 1 = 3 — write 3.

172 + 136 = 308

Second check: 308 − 172 = 136

Similar examples to practise

Related Calculations

308 − 136 = 172 - 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 136

Example	Sum
136 + 136	272
149 + 136	285
172 + 136	308
187 + 136	323
203 + 136	339
214 + 136	350
239 + 136	375
256 + 136	392
268 + 136	404
291 + 136	427
307 + 136	443
325 + 136	461
348 + 136	484
354 + 136	490
376 + 136	512
389 + 136	525
402 + 136	538
427 + 136	563
453 + 136	589
468 + 136	604

FAQ

What is 172 + 136?

172 + 136 = 308

How do you check that 172 + 136 = 308?

Subtract one addend from the sum: 308 − 136 = 172, and 308 − 172 = 136. Getting the other addend back means the sum is right.

How many carries are there in 172 + 136?

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 136 + 172 the same as 172 + 136?

Yes. Addition is commutative, so both give 308; the column looks the same with either number on top.

See Also