Rachel bought a piece of fabric 2.3 meters long and a piece of fabric 3.45 meters long. She needs 10 meters of fabric altogether. How much more does she need to buy?
4. Write the steps that tell how to find the answer.
?
Which of these plans will work?
Add the length of one piece to the length of the other piece. Add the sum to the length needed.
Add the length of one piece to the length of the other piece. Subtract the sum from the length needed.
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