What is 30 percent of 1030?

Answer 1

Remember that 10% of any number is the number itself with the decimal moved one place to the left.

• 10% of 1030 = 103.0 (10%)
• 20% of 1030 = 103.0 + 103.0 = 206.0 (10% + 10% = 20%)
• 30% of 1030 = 206.0 + 103.0 = 309.0 (20% + 10% = 30%)

Therefore, 309.0 is 30% of 1030.

Answer 2

Remember that 10% of any number is the number itself with the decimal point moved one place to the left.

• 10% of 10.30 is 1.03 (decimal point moved one place to the left)
• 20% = 1.03 + 1.03 = 2.06 (10% + 10%)
• 30% = 2.06 + 1.03 = 3.09 (20% + 10%)

Therefore, 30% of 10.30 is 3.09.