Subtraction with Regrouping: 745 − 98

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 745 − 98?

Answer

745 − 98 =
647

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

745 − 98 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.
613+10
7(was 7, now 6)4(was 4, now 13)5 (was 5, now 15)
−98
647

Column by column: 745 − 98

  • Ones: 5 is less than 8 — borrow 1 ten: tens 4 → 3; 15 − 8 = 7 — write 7.
  • Tens: after borrowing, 3; 3 is less than 9 — borrow 1 hundred: hundreds 7 → 6; 13 − 9 = 4 — write 4.
  • Hundreds: after borrowing, 6; nothing to subtract — write 6.

745 − 98 = 647

Second check: 745 − 647 = 98

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See Also

FAQ

What is 745 − 98?

745 − 98 = 647

How do you check that 745 − 98 = 647?

Add the difference and the subtrahend: 647 + 98 = 745. Getting the minuend back means the difference is right.

How many times do you borrow in 745 − 98?

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