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4 × 10 = 40

4 multiplied by 10 equals 40

This shows 4 columns × 10 rows = 40 circles in total

Each row has 4 circles, and there are 10 rows

4 × 10 = 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 = 40

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!
    4 × 10 = 40 = 40
  2. Plus method:
    If you know 4 × 9 = 36, then 4 × 10 = 36 + 4 = 40
  3. By 2 method:
    Since 10 is even, if you know 4 × 5 = 20, then 4 × 10 = 20 × 2 = 40
  4. Minus method:
    If you know 4 × 11 = 44, then 4 × 10 = 44 - 4 = 40