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Think Before You Add

Count on, swap numbers, add a ten first, and take away by thinking add.

Adding & Subtracting Facts · Grades K–1 · 7 levels · Free

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7 levels

  1. Count on
  2. Count back
  3. Swap and start big
  4. Make a ten of three
  5. Think add to take away
  6. Count up to subtract
  7. Think-it-through, timed

What it practises

  • Counting On to Add
  • Swap and Regroup to Add
  • Subtract by Thinking Add

More Adding & Subtracting Facts 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