Gradeless

Round It

Find the nearest ten, hundred or thousand, then round first to guess a sum or a product fast!

Big Numbers, Rounding & Estimating · Grades 2–4 · 8 levels · Free

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8 levels

  1. Nearest ten on the line
  2. Nearest hundred
  3. Halfway rounds up
  4. Into the thousands
  5. Without the number line
  6. Smallest and largest
  7. Round, then work it out
  8. Everything, timed

What it practises

  • Rounding to Tens and Hundreds
  • Estimating by Rounding

More Big Numbers, Rounding & Estimating lessons

Gradeless is free: short math and learning lessons for kids in kindergarten to grade 5, each one starting where your child is. For grown-ups