What is 6% of 70? 4.2 6% of 70 Copy 6% of 70 = 4.2. Formula UsedResult = (6 ÷ 100) × 70 = 4.2 Frequently Asked Questions What is 6% of 70?4.2. (6 ÷ 100) × 70 = 4.2.How to calculate 6%?Multiply by 0.06 (or multiply by 6 then divide by 100).