Ramina found the length of two pieces of ribbon to be 47.6 inches and 39.75 inches. Which is an effective estimation strategy for finding the sum of the two lengths? Round 39.75 to 30 and 47.6 to 40, then add. Round 39.75 to 40 and 47.6 to 48, then add. Add 47.6 and 39.75, then round the answer. Subtract 39.75 from 47.6, then round the answer.
Answers
Given : Ramina found the length of two pieces of ribbon to be 47.6 inches and 39.75 inches
To Find : Which is an effective estimation strategy for finding the sum of the two lengths?
Round 39.75 to 30 and 47.6 to 40, then add.
Round 39.75 to 40 and 47.6 to 48, then add.
Add 47.6 and 39.75, then round the answer.
Subtract 39.75 from 47.6, then round the answer.
Solution:
Round 39.75 to 40 and 47.6 to 48, then add
This is an effective estimation strategy for finding the sum of the two lengths
40 + 48 = 88
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As an estimation we are told £3 is €4. Convert £34.50 to euros ...
https://brainly.in/question/13553228
Answer:
The guy on top of me didn't make things simple, and decided to add a long answer, so to make things short, the answer is C,
"Add 47.6 and 39.75, then round the answer."
Do NOT mark me as brainliest.