Respuesta :

4 x 7 = 28
3.6 x 7.4 = 26.64

Answer:

By estimating with whole numbers, 4 x 7 = 28, helps me know that the decimal point should be placed so that the answer is close to 28.

Step-by-step explanation:

Can I have brainliest? TYSM

You round:

3.6 to 4

and

7.4 to 7

4 x 7 = 28 approximately