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:
- By 10 method:
Multiplying by 10 is easy - just add a zero to the number!
4 × 10 = 40 = 40 - Plus method:
If you know 4 × 9 = 36, then 4 × 10 = 36 + 4 = 40 - By 2 method:
Since 10 is even, if you know 4 × 5 = 20, then 4 × 10 = 20 × 2 = 40 - Minus method:
If you know 4 × 11 = 44, then 4 × 10 = 44 - 4 = 40