Use 10%to find 70% of 35

To find 70% of 35 using 10%, you first need to find 10% of 35, which is 3.5. Then, you can find 70% of 35 by multiplying 3.5 by 7, since 7 times 10% is equal to 70%.

3.5 x 7 = 24.5

Therefore, 70% of 35 is 24.5.