Rounding, step by step
Rounding is not a trick. It is asking which landmark number is closer.
- FIND THE PLACERounding to the nearest ten? Underline the tens digit.
- LOOK ONE TO THE RIGHTThat single digit decides everything. Ignore the rest.
- 5 OR MORE, ROUND UP4 or less, leave the digit as it is.
- ZERO THE RESTEverything to the right of your place becomes zero.
worked
- 47 → nearest ten: 7 is 5 or more → 50
- 342 → nearest hundred: 4 is less than 5 → 300
- 365 → nearest hundred: 6 → 400
Exactly halfway (like 45) rounds up by convention. Everyone agrees, so answers match.
Questions about the Rounding poster
- What’s on the Rounding poster?
- 4 numbered steps, with a full worked run-through. Rounding is not a trick. It is asking which landmark number is closer. FIND THE PLACE — Rounding to the nearest ten? Underline the tens digit.; LOOK ONE TO THE RIGHT — That single digit decides everything. Ignore the rest.; 5 OR MORE, ROUND UP — 4 or less, leave the digit as it is.; ZERO THE REST — Everything to the right of your place becomes zero.. Exactly halfway (like 45) rounds up by convention. Everyone agrees, so answers match.
- Who is the Rounding poster for?
- Rounding is filed under 3rd Grade (ages 8–9), so it matches what that year asks a child to remember. It is equally useful to an older student revisiting math, and to the parent or teacher answering the question at the kitchen table.
- When should you use the Rounding poster?
- Ask 'which is it nearer?' before teaching any rule at all. A wall chart earns its place by being glanceable from where the work is happening, so Rounding belongs on the wall where that math work actually happens, within glancing distance, rather than filed away.
- What other posters go with Rounding?
- Right, Acute, Obtuse, Area and Perimeter and Which Operation? sit alongside Rounding in the 3rd Grade set. Printed together they make a wall rather than a single sheet, which is how a reference set actually gets used.Right, Acute, ObtuseArea and PerimeterWhich Operation?
- Is the Rounding poster free to download and print?
- Yes. Rounding downloads as a free PDF with no account, no email and no watermark, like everything else in the 3rd Grade set. Print as many copies as you like for a home, a classroom, a library or a tutoring group; reselling the file is the only thing the licence rules out.Read the licence
- What size does the Rounding poster print at?
- Rounding is a vector PDF laid out for US Letter, and prints on A4 with Fit to page — the same file, no separate download. Because every mark on it is drawn rather than photographed, it stays sharp enlarged to A3, A2 or A1 at a copy shop. Colour carries emphasis only, so a greyscale print of Rounding loses nothing.Printing guide
Related posters
Charts that sit alongside Rounding on the same wall.
Browse every 3rd Grade poster, or start from the full catalogue.