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10 × 8 = 80

10 multiplied by 8 equals 80

This shows 10 columns × 8 rows = 80 circles in total

Each row has 10 circles, and there are 8 rows

10 × 8 = 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 = 80

Adding row 1 of 8...

Additional information how to quickly calculate this multiplication:

  1. By 10 method:
    Multiplying by 10 is easy - just add a zero to the number!
    8 × 10 = 80 = 80
  2. Plus method:
    If you know 10 × 7 = 70, then 10 × 8 = 70 + 10 = 80
  3. By 2 method:
    Since 8 is even, if you know 10 × 4 = 40, then 10 × 8 = 40 × 2 = 80
  4. Minus method:
    If you know 10 × 9 = 90, then 10 × 8 = 90 - 10 = 80