Rounding (Year 3)

Round numbers to the nearest 10, 100, 1,000 and to decimal places.

The questions below are generated to match the National Curriculum for Year 3 and get harder as you progress from Rookie to Guru.

Worked examples

RookieRead and interpret directly.

What is 100 more than 247?

  • 347
  • 248
  • 257
  • 1,247

Answer: 347. Add 1 to hundreds.

ProCompare and infer.

10 less than 305 is?

  • 295
  • 304
  • 315
  • 205

Answer: 295. Subtract 10 from tens column (borrow from hundreds).

GuruMulti-step reasoning.

If 100 + 200 = 300, what does 100 + 2,000 equal?

  • 2,100
  • 300
  • 3,000
  • 100,200

Answer: 2,100. Different place values.

Related skills

Frequently asked questions

What is rounding?
Round numbers to the nearest 10, 100, 1,000 and to decimal places.
How can my child practise rounding at home?
Work through the examples below, then start a free adaptive session. Northstar adjusts the difficulty automatically and tracks mastery over time.

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