Контрольные задания > Выполните сложение: 57 999 + 695 + 2 305.

Вопрос:

Выполните сложение: 57 999 + 695 + 2 305.

Ответ:

57 999 + 695 + 2 305 = 60 999.

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Complete with can, can't, must or mustn't: 17. You don't know him very well but you ... talk to him about it. 18. ... I go to the disco? Yes, but you ... come straight home. 19. You ... go to the baker's because I've got no bread. 20. The students ... bring roller-skates into the classroom. 21. You ... hurry up to catch the train. 22. ... I leave the classroom? Yes, but you ... come back soon. 23. We ... make hotel reservations. There are lots of people on holidays. 24. "You ... step on the grass here," the policeman said. 25. I ... make the beds every morning because my mother is ill. 26. You ... eat with dirty hands. 27. Baby Bob is only six month old sop he ... walk. 28. We ... wash our hands before our meals. 29. You ... look at the traffic lights. 30. ... I borrow some money, please? 31. You ... protect the trees. They are very important. 32. You ... cross when the lights are red. 33. You ... bring warm clothes because it's very cold. 34. ... they have some ice-cream for dessert? I'm afraid they ... because there isn't any.
На основе представленного электронного письма, напишите ответное письмо Артуру объемом 80-90 слов, ответив на его вопросы и соблюдая правила оформления письма. Не забудьте поблагодарить друга за письмо.
Найдите значение выражения (15 cdot (rac{1}{5})^2 - 8 cdot rac{1}{5}).