SCHOOL:
| In class: | 1+1=2 |
| Exercises: | 1+2+1=4 |
| Test: | John buy 4 oranges. He eats one and gives another to Ted. Calculate the sun's mass. |
| In class: | 1+1=2 |
| Exercises: | 1+2+1=4 |
| Test: | John buy 4 oranges. He eats one and gives another to Ted. Calculate the sun's mass. |
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