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Addition with Regrouping: 485 + 45

Addition with Regrouping Calculator

What is 485 + 45?

Answer

485 + 45 =

530

With regrouping: 2 carries — into the tens and the hundreds

485 + 45 in a column. Carries are the small circled digits above the columns.
		1carry	1carry
		4	8	5
	+		4	5
		5	3	0

Column by column: 485 + 45

Ones: 5 + 5 = 10 — write 0, carry 1.
Tens: 8 + 4 + 1 = 13 — write 3, carry 1.
Hundreds: 4 + 1 = 5 — write 5.

485 + 45 = 530

Second check: 530 − 485 = 45

Similar examples to practise

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Related Calculations

530 − 45 = 485 - 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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485 + 45 = 530 - Addition with Regrouping. 485 + 45 = 530. Addition with regrouping step by step: 2 carries, every digit of the sum and a subtraction check.

https://calculat.io/en/number/long-addition/485--45/generated.jpg

Column additions with 45

Example	Sum
85 + 45	130
89 + 45	134
92 + 45	137
94 + 45	139
98 + 45	143
105 + 45	150
136 + 45	181
172 + 45	217
203 + 45	248
239 + 45	284
268 + 45	313
307 + 45	352
348 + 45	393
376 + 45	421
402 + 45	447
453 + 45	498
485 + 45	530
536 + 45	581
578 + 45	623
647 + 45	692

Recalculate with different values ↑

FAQ

What is 485 + 45?

485 + 45 = 530

How do you check that 485 + 45 = 530?

Subtract one addend from the sum: 530 − 45 = 485, and 530 − 485 = 45. Getting the other addend back means the sum is right.

How many carries are there in 485 + 45?

2 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 45 + 485 the same as 485 + 45?

Yes. Addition is commutative, so both give 530; the column looks the same with either number on top.

See Also