Step-by-step explanation:
Divide 140 by
to represent the amount of hours he worked.
To make dividing easier,
can also represent 2.8 as a decimal.

He has worked 50 hours after completing 140 rows of grapes.
can you show me a picture then maybe i can help you
No
0.04 is actually smaller than 0.4 because the four is in the hundredths place which is smaller than the four in the tenths place of 0.4
Answer:
(silk butterfly numerator )(butterfly denominator) 4cm/20cm = 1cm/5cm