Question

Make a decimal number that could go in the box.
Round the number 458,985 to the nearest 10000.
Round off the decimal number 89.942 to nearest tenths.
The Roman numeral for 1729 is ……..

Answer 1

Answer:

1)84.25

2)460,000

3)90

4)MDCCXXIX

Answer 2

Solution :-

(1)

→ 84.3 > x > 84.2

value of x can be :-

• 84.29
• 84.28
• 84.27
• 84.26
• etc .

(2)

Rounding the number 458,985 to the nearest 10000 :-

checking for thousand digits we get , 9 which is greater than 5 . Then we will round off to next ten thousand and rest digits on right will become zero .

therefore,

→ Required number = 459000

(3)

Rounding off the decimal number 89.942 to nearest tenths :-

checking for hundredths digits we get , 4 which is smaller than 5 . Then tenths digits will remains same and right side digits becomes zero .

therefore,

→ Required number = 89.900 = 89.9

4)

→ The Roman numeral for 1729 is = MDCCXXIX .

Learn more :-

(3) निम्न के स्थानीय मान लिखिये-

(अ)43.24

(स)884.20

(ब) 534.34

(द) 178.34

https://brainly.in/question/37666224