The usual form of 1000 × 8 + 100 × 9 + 10 × 7 + 4

4789

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9874

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8974

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8947

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Solution

The correct option is C 8974
We know that the usual form of 1000 × a + 100 × b + 10 × c + d = abcd.

So, 1000 × 8 + 100 × 9 + 10 × 7 + 4 = 8974.
Therefore, option c is correct.

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Question 4

The expanded form of the number 9578 is
(A) 9 × 10000 + 5 × 1000 + 7 × 10 + 8 × 1
(B) 9 × 1000 + 5 × 100 + 7 × 10 + 8 × 1
(C) 9 × 1000 + 57 × 10 + 8 × 1
(D) 9 × 100 + 5 × 100 + 7 × 10 + 8 × 1

Q. The usual form of 100 × 7 + 10 × 1 + 8 is:

Q. Write the corresponding numeral for each of the following:
(i) 7 × 10000 + 2 × 1000 + 5 × 100 + 9 × 10 + 6 × 1
(ii) 4 × 100000 + 5 × 1000 + 1 × 100 + 7 × 1
(iii) 8 × 1000000 + 3 × 1000 + 6 × 1
(iv) 5 × 10000000 + 7 × 1000000 + 8 × 1000 + 9 × 10 + 4

The usual form of $100 \times 7 + 10 \times 5 + 6$ is

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Q. Write the following in the usual form.

i)

100 \times 8 + 10 \times 5 + 9

ii)

10000 \times 1 + 100 \times 5 + 10 \times 2

iii)

1000 \times 5 + 10 \times 1 + 3

iv)

100000 \times 3 + 1000 \times 1 + 10 \times 3

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The usual form of 1000 × 8 + 100 × 9 + 10 × 7 + 4

The correct option is C 8974We know that the usual form of 1000 × a + 100 × b + 10 × c + d = abcd. So, 1000 × 8 + 100 × 9 + 10 × 7 + 4 = 8974. Therefore, option c is correct.

The correct option is C 8974
We know that the usual form of 1000 × a + 100 × b + 10 × c + d = abcd.

So, 1000 × 8 + 100 × 9 + 10 × 7 + 4 = 8974.
Therefore, option c is correct.