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091-B3-2

3. Indicate the order of calculations and solve.
a. 4.5 2 1.68 4.2

b. 19.7 (5.9 4.9) 1.2

c. (11.25 7.75) 0.4 13.68

4. A colored tape is divided equally among four students by 0.08 m and 0.18 m are
left. How long was the tape?
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