The answer for 58.5 + 29.7 + 71.4 is 159.6
First add the whole numbers :
58 + 29 + 71 = 158
Then add the decimals:
0.5 + 0.7+ 0.4
5+ 7 + 4 = 16
Remove the 1.
You have 6
The decimals, 0.5 + 0.7 + 0.4 equal to 0.6
Add the whole numbers and decimals together.
You get 158.6
That’s how to get the answer.
Hope this helps!
~Lyn ⚡️