Question

find 0.04 × 10.
hundreds tens ones tenths hundredths
0 0 4
0 4
×10
do you need to write a zero in the ones place of the product?
yes no maybe

Explanation:

Step1: Calculate 0.04×10

$0.04 \times 10 = 0.4$

Step2: Check ones place of product

The product 0.4 has 0 in the ones place, but it is not necessary to write it explicitly (0.4 is the same as 0.4 without an extra zero in the ones place). So the answer is no.

Answer:

0.4; B. no