Subtracting two 3-digit numbers (without regrouping)

Subtracting two 3-digit numbers (without regrouping)

Switch to our new maths teaching resources

Slide decks, worksheets, quizzes and lesson planning guidance designed for your classroom.

Play new resources video

Lesson details

Key learning points

  1. In this lesson, we will learn to partition 3-digit numbers in order to mentally subtract them accurately.

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

Loading...

5 Questions

Q1.
Tick the 3 digit number
3
3000
Correct answer: 303
33
Q2.
400 + 200 =
406
420
60
Correct answer: 600
Q3.
324 + 173 =
1000
400
490
Correct answer: 497
Q4.
506 + 293 =
700
790
7900
Correct answer: 799
Q5.
Which of these is the odd one out?
176 + 123 =
500 + 400 =
502 + 491 =
Correct answer: 670 + 499 =

5 Questions

Q1.
Which of these 3-digit numbers has 2 in the hundreds column?
199
2
20
Correct answer: 278
Q2.
500 - 200 =
100
200
Correct answer: 300
400
Q3.
456 - 111 =
Correct answer: 345
400
444
546
Q4.
835 - 324 =
411
500
Correct answer: 511
521
Q5.
Which of these is the odd one out?
333 - 111 =
Correct answer: 345 - 216 =
423 - 200 =
500 - 400

Lesson appears in

UnitMaths / Addition and subtraction