Grade 3 Math

Number line to 1000

Number line to 1000 helps children practise placing three-digit numbers on a number line, finding midpoints, and estimating position. Read the short guide and look through the examples before choosing online practice or a printable worksheet.

How to solve this

  • On a number line to 1000, locate the nearest hundred first, then count on by tens and ones.
  • Estimate the position by dividing the space between hundreds into ten equal parts — each part is 10.
  • Check: the distance from the left hundred to your mark, added to the left hundred, must equal your number.

Examples

Middle between 400 and 500

450

200, 300, __, 500

400