Đáp án: G

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Đáp án: A

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2m 5dm = 2,5m

12m² 6dm² = 12,06m²

4 tấn 5kg = 4,005 tấn

5kg 6g = 5,006kg

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3/4 : 2/3 x 8/9

= 3/4 x 3/2 x 8/9

= 9/8 x 8/9

= 1

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56m 29cm = 562,9dm

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4/7 + 1/4 : 2/3 = 4/7 + 1/4 x 3/2

                       = 4/7 + 3/8

                       = 32/56 + 21/56

                       = 53/56

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1. Are

2. am

3. time

4. many

5. have

6. four

7. How

8. Twice

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