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3 × 10 = 30

3 multiplied by 10 equals 30

This shows 3 columns × 10 rows = 30 circles in total

Each row has 3 circles, and there are 10 rows

3 × 10 = 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 = 30

Adding row 1 of 10...

Additional information how to quickly calculate this multiplication:

  1. By 10 method:
    Multiplying by 10 is easy - just add a zero to the number!
    3 × 10 = 30 = 30
  2. Plus method:
    If you know 3 × 9 = 27, then 3 × 10 = 27 + 3 = 30
  3. By 2 method:
    Since 10 is even, if you know 3 × 5 = 15, then 3 × 10 = 15 × 2 = 30
  4. Minus method:
    If you know 3 × 11 = 33, then 3 × 10 = 33 - 3 = 30