Answer:
The answer is 170.
Step-by-step explanation:
The first thing to do is line up the numbers evenly such as the tenths place it should look like this
34
x 5
--------------
First you multiply 5 by 4
then place your answer is here
34
x 5
--------------
20
Then you place a zero first in your next spot under because you changed your place up 10
34
x 5
--------------
20
0
Then multiply 5 by 3 and add your answer here in front of the zero
34
x 5
--------------
20
150
Then you add your answers together and you get 170.
Note to self-
Every time you move to your next number you change your place from ones to tenths to hundredths etc. Add and extra zero on top of the other one.
If you have any questions feel free to ask in the comments.