Вопрос школьника по предмету Математика
решить в неправильной дроби 4 1/11+х+2 3/11= 7 9/11
Ответ учителя по предмету Математика
4 1/11+х=7 9/11-2 3/11
4 1/11+х=5 6/11
х=5 6/11-4 1/11
х=1 5/11
4 1/11+1 5/11+2 3/11=7 9/11
или так
45/11+х+25/11=86/11
45/11+х=86/11-25/11
45/11+х=61/11
х=61/11-45/11
х=16/11=1 5/11
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Переделайте данные предложения в отрицательные. Используйте глаголы do и does.
1. Mary takes the dog for a walk in the evenings. 2. Peter buys a morning newspaper every day. 3. I come to every lesson. 4. We go to the seaside every summer. 5. You go shopping on Saturday mornings. 6. Peter plays the piano very well. 7. The sun rises in the east. 8. My big brother knows everything. 9. Dogs dont like cats. 10. All children like chocolate. 11. It rains very often in autumn.
Jack’s first lesson starts at 9:20 am
At…Jack has got…
Jack has lunch time at 12:00 pm
At lunch time he eat
Jack goes home at 3:15pm
Our first lesson starts at 8:30am
At…we…
We have lunch 10:10am
At lunch time we eat
We go home at 1:15pm and 12:20 pm
Заранее Спасибо!!!!!!