Question

1. Expand the number 18.514

2. Write as decimal numbers,

(i) Forty-three and seven thousandths

(ii) ninety point seven five six.

3. Arrange in ascending order

4.70, 4.381, 4.8, 4.090

4. What should be added to the sum of 4.321 and 5.502 to get 12.25?

5. The weight of a gold chain is 20 grams and 575 milligrams and that of two bangles is 16 grams and 805 milligrams. If Saina buys these two items, how much gold did she buy? Give answer in grams.

Answer 1

Answer:

1 . 10 + 8 + 0.5 + 0.01 + 0.004

Eighteen point five one four

2 .

i ) 43 . 007

ii ) 90 . 756

3 .

Ascending Order :

4.090 , 4.381 , 4.70 , 4.8

4 .

4.321 + 5.502 + x = 12.25

9.823 + x = 12.25

x = 12.25 - 9.823

x = 2.427

5 . 21.38 grams