Addition with Regrouping: 78 + 58

Addition with Regrouping Calculator

What is 78 + 58?

Answer

78 + 58 =

136

The sum is longer than the addends: 2 carries — into the tens and the hundreds; the last one makes a new digit

78 + 58 in a column. Carries are the small circled digits above the columns.
		1carry	1carry
			7	8
	+		5	8
		1	3	6

Column by column: 78 + 58

Ones: 8 + 8 = 16 — write 6, carry 1.
Tens: 7 + 5 + 1 = 13 — write 3, carry 1.
Hundreds: the carried 1 — write 1.

78 + 58 = 136

Second check: 136 − 78 = 58

Similar examples to practise

Related Calculations

136 − 58 = 78 - 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 58

Example	Sum
58 + 58	116
63 + 58	121
65 + 58	123
67 + 58	125
69 + 58	127
71 + 58	129
74 + 58	132
76 + 58	134
78 + 58	136
83 + 58	141
85 + 58	143
89 + 58	147
92 + 58	150
94 + 58	152
98 + 58	156
105 + 58	163
136 + 58	194
172 + 58	230
203 + 58	261
239 + 58	297

FAQ

What is 78 + 58?

78 + 58 = 136

How do you check that 78 + 58 = 136?

Subtract one addend from the sum: 136 − 58 = 78, and 136 − 78 = 58. Getting the other addend back means the sum is right.

How many carries are there in 78 + 58?

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 58 + 78 the same as 78 + 58?

Yes. Addition is commutative, so both give 136; the column looks the same with either number on top.

See Also