(1) Solution:
(i) 60
(ii) 270
(iii) 540
(iv) 8260
(v) 6290
(vi) 3000
(vii) 72330
(2) Solution:
(i) 700
(ii) 800
(iii) 2700
(iv) 5400
(v) 6400
(vi) 59200
(3) Solution:
(i) 6000
(ii) 7000
(iii) 25000
(iv) 33000
(v) 9000
(vi) 83000
(4) Solution
(i) 580
(ii) 600
(iii) 4000
(iv) 30000
(v) 30000
(5) Solution:
(i) Nearest ten- 860
Nearest Hundreds- 900
Nearest thousands- 1000
(ii) Nearest ten- 1250
Nearest Hundreds- 1200
Nearest thousands- 1000
(iii) Nearest ten- 545550
Nearest Hundreds- 54500
Nearest thousands- 55000
(iv) Nearest ten- 68080
Nearest Hundreds- 68100
Nearest thousands- 68000
(v) Nearest ten- 56290
Nearest Hundreds- 56300
Nearest thousands- 56000
(vi) Nearest ten- 7290
Nearest Hundreds- 7300
Nearest thousands- 7000
(vii) Nearest ten- 89,24,380
Nearest Hundreds- 89,24,400
Nearest thousands- 89,24,000
(6) Solution:
(i) 560
(ii) 840
(iii) 550
(iv) 30
(7) Solution:
All the numbers which can be rounded off to 30 – 25, 26, 27, 28, 29, 31, 32, 33, 34.
(8) Solution:
All the numbers which can be rounded off to 50 – 45, 46, 47, 48, 49, 51, 52, 53, 54.
(9) Solution:
The smallest number – 75
The largest number – 84
(10) Solution:
The smallest number – 125
The largest number – 134
