How do you write 0.00063 in scientific notation?

To write 0.00063 in scientific notation, you express it as a number between 1 and 10 multiplied by a power of 10.

Here's the process:

Q2 Use the divisibility rule to check if the following numbers are divisible by the number 9:

b. 7350

c. 81827

Solution:

a. 2463 Sum of digits = 2 + 4 + 6 + 3 = 15 Since 15 is not divisible by 9, 2463 is not divisible by 9.

b. 7350 Sum of digits = 7 + 3 + 5 + 0 = 15 Since 15 is not divisible by 9, 7350 is not divisible by 9.