Предмет: Математика, автор: olea222

ребят помогите ответь на вопросы : ХОТЯ БЫ НА НЕКОТОРЫЕ
1) Что обозначает каждая цифра, записанная в дробной части числа ? В целой части?
2)Какие способы сравнения двух десятичных чисел вы знаете ? Приведите пример
3)Как найти приближение десятичного числа с недостатком и с избытком?
4)каковы правила округления десятичного числа?
5)Приведите пример из повседневной жизни примеры применяются округление десятичного числа?
6)какими свойствами обладает сложение десятичных чисел?
7)сформулируйте правило умножение десятичного числа на натуральное число
8)как выполняется умножение десятичных чисел ?
9)какими свойствиями обладает умножение десятичных чисел ?
10) сформулируйте правило умножение десятичного числа на :10, 100, 1000
11как выполняется деление десятичного числа на на 10, 100 ,1000
12)объясните понятие степень десятичного числа?
13)как на калькуляторе проверить вычисление с десятичным числом ?
14 каков порядок выполнение действий с десятичными числами
15)чем дробь отличается от отношений
приведите пример отношений двух величин : ОДНОИМЕНЫХ И РАЗНОИМЕНЫХ

Ответы

Автор ответа: rossignol18
0
1) сверху числитель снизу знаменатель

Автор ответа: olea222
0
СПАСИБО А ЕЩЕ
Автор ответа: olea222
0
РЕБЯТ СКОЛЬКО СЛЕДЯШИХ И НИКТО НЕ ПОМОГАЕТ
Автор ответа: olea222
0
ПОМОГИТЕ
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Предмет: Английский язык, автор: tamerlan130603
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If Sue____ the onions for salad, Caroline____ the mushrooms.

A) cuts A) peels

B) will cut B) will peel

C) cut C) peel

D) to cut D) to peel

E) have cut E) have peeled



2. Complete the conditional sentences:

If Caroline and Sue ___ the salad, Phil ___ the house.

A) prepare A) decorate

B) will prepare B) will decorate

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D) to prepare D) to decorate

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3. Choose the word or phrase which complete the sentences best:

I’ll give your ring back to your when I ____ it.

A) find

B) finds

C) will find

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4. Choose the word or phrase which complete the sentences best:

I ____ in Greece for 7 months before I____ to Spain.

A) were A) move

B) was B) moved

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5. Choose the word or phrase which complete the sentences best:

She really ____ him because he ____ her.

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B) Like B) helped

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6 Choose the word or phrase which complete the sentences best:

February is _____ than March.

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B) cold

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Lake Baikal is ____ than this lake.

A) deep

B) deepest

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D) most deep

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8. Choose the word or phrase which complete the sentences best:

This dictation is ______ than yesterday’s one.

A) more difficult

B) most difficult

C) difficulter

D) difficult

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9 .Choose the word or phrase which complete the sentences best:

I ‘m really angry ______ you!

A) with

B) about

C) on

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After dinner I _____very thirsty.

A) to be

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D) was

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11. Choose the word or phrase which complete the sentences best:

One of the main disadvantages_____the old machine was that it used up so much electricity.

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12. Choose the word or phrase which complete the sentences best:

He couldn’t call himself a friend of Minister but he was at least acquainted_____ him.

A) to

B) in

C) on

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13 .Choose the word or phrase which complete the sentences best:

The rain _____.The weather is fine.

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14 .Choose the word or phrase which complete the sentences best:

Have your ____ breakfast yet?

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Nothing was stolen,_______ ?

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His mother was angry because he _____her with the shopping.

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Have you ever _____to Sochi?

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