Subtraction with Regrouping: 154 − 69

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 154 − 69?

Answer

154 − 69 =
85

With regrouping: 2 borrows — from the tens and the hundreds

154 − 69 in a column. Above the columns: the values after borrowing — a crossed-out digit is replaced by the number above it; +10 marks a column that received a borrowed ten.
014+10
1(was 1, now 0)5(was 5, now 14)4 (was 4, now 14)
−69
85

Column by column: 154 − 69

  • Ones: 4 is less than 9 — borrow 1 ten: tens 5 → 4; 14 − 9 = 5 — write 5.
  • Tens: after borrowing, 4; 4 is less than 6 — borrow 1 hundred: hundreds 1 → 0; 14 − 6 = 8 — write 8.
  • Hundreds: after borrowing, 0 — a leading zero is not written.

154 − 69 = 85

Second check: 154 − 85 = 69

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Recalculate with different values ↑

Column subtractions of 69

ExampleDifference
138 − 6969
140 − 6971
143 − 6974
145 − 6976
147 − 6978
152 − 6983
154 − 6985
158 − 6989
161 − 6992
163 − 6994
167 − 6998
174 − 69105
205 − 69136
241 − 69172
272 − 69203
308 − 69239
337 − 69268
376 − 69307
417 − 69348
445 − 69376

FAQ

What is 154 − 69?

154 − 69 = 85

How do you check that 154 − 69 = 85?

Add the difference and the subtrahend: 85 + 69 = 154. Getting the minuend back means the difference is right.

How many times do you borrow in 154 − 69?

2 borrows: each time the top digit was smaller than the one below it, 1 was borrowed from the column on the left.

See Also