Question

now, write the product as a decimal. 7 × 0.3 = 7 × 3 tenths = 21 tenths =

Explanation:

Step1: Understand tenths as decimal

1 tenth is equal to $0.1$, so 21 tenths means 21 times $0.1$.

Step2: Calculate 21 tenths as decimal

To find the value of 21 tenths, we multiply 21 by $0.1$. So, $21\times0.1 = 2.1$.

Answer:

$2.1$