Subtraction with Regrouping: 150 − 74

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 150 − 74?

Answer

150 − 74 =
76

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

150 − 74 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)0 (was 0, now 10)
−74
76

Column by column: 150 − 74

  • Ones: 0 is less than 4 — borrow 1 ten: tens 5 → 4; 10 − 4 = 6 — write 6.
  • Tens: after borrowing, 4; 4 is less than 7 — borrow 1 hundred: hundreds 1 → 0; 14 − 7 = 7 — write 7.
  • Hundreds: after borrowing, 0 — a leading zero is not written.

150 − 74 = 76

Second check: 150 − 76 = 74

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Column subtractions of 74

ExampleDifference
148 − 7474
150 − 7476
152 − 7478
157 − 7483
159 − 7485
163 − 7489
166 − 7492
168 − 7494
172 − 7498
179 − 74105
210 − 74136
246 − 74172
277 − 74203
313 − 74239
342 − 74268
381 − 74307
400 − 74326
422 − 74348
450 − 74376
476 − 74402

FAQ

What is 150 − 74?

150 − 74 = 76

How do you check that 150 − 74 = 76?

Add the difference and the subtrahend: 76 + 74 = 150. Getting the minuend back means the difference is right.

How many times do you borrow in 150 − 74?

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