Write the following in the normal form:
(i) $(5\times 10)+(6\times 1)$;

(ii) $(7\times 100)+(5\times 100)+(8\times 1)$;

(iii) $(6\times 1000)+(5\times 10)+(8\times 1)$;

(iv) $(7\times 1000)+(6\times 1)$;

(v) $(1\times 1000)+(1\times 100)$

Q.

Write the following in the normal form:

(i) (5 × 10) + (6 × 1); (ii) (7 × 100) + (5 × 10) + (8 × 1); (iii) (6 × 1000) + (5 × 10) + (8 × 1); (iv) (7 × 1000) + (6 × 1); (v) (1 × 1000) + (1 × 10) .

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

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) $100000\times 3+1000\times 1+10\times 3$ [4 MARKS]

Q.

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.

Choose the correct option for the following decimal expansion

$(2\times 1000)+(8\times 100)+(1\times 1)+(7\times \frac{1}{10})+(5\times \frac{1}{100})$