S. K. Gupta Anubhuti Gangal Class 5 Math First Chapter Looking Back Exercise 1
EXERCISE 1
Numerals – Names or symbols for numbers are called numerals.
(1) What is the smallest counting number?
Ans: 1
(2) What is the smallest whole number?
Ans: 0
(3) Complete the following table:
(4) Write each number in numerals.
(5) Write each of the following numbers in words:
(a) 59,380 = Fifty nine thousand three hundred eighty.
(b) 3,05,784 = Three lakh five thousand seven hundred eighty four.
(c) 9,00,008 = Nine lakh eight.
(d) 9,99,999 = Nine lakh ninety nine thousand nine hundred ninety nine.
(6) Counting by fives write the numbers from:
(a) 8723 to 8743 = 8723, 8728, 8733, 8738, 8743.
(b) 15910 to 15930 = 15910, 15915, 15920, 15925, 15930.
(c) 80989 to 81014 = 80989, 80994, 80999, 81004, 81009, 81014.
(7) What is the place value of:
(a) 7 in 87930? = 7000
(b) 8 in 2801? = 800
(c) 6 in 63102? = 60000
(d) 5 in 24053? = 50
(8) Rewrite in ascending order:
(a) 1835, 3815, 8135, 5813, 8153, 1853, 3581, 1538
Ans: 1538, 1835, 1853, 3581, 3815. 5813, 8135, 8153
(b) 80808, 80088, 88008. 80008, 88808
Ans: 80008, 80088, 80808, 88008, 88808
(9) Arrange in descending order:
(a) 76845, 87465, 67854, 86754
Ans: 87465, 86754, 76845, 67854
(b) 420000, 427245, 423675, 421032
Ans: 427245, 4423675, 421032, 420000
(10) What is the difference between the place values of the
(a) Two sevens in the 70674?
Ans: (70000 – 70) = 69, 930
(b) Two fours in 124494?
Ans: (400 – 4) = 396
(c) Two eights in 878513?
Ans: 800000 – 8000 = 792000
(11) Write the numeral for the largest and smallest possible numbers made from each of the following groups of digits.
(a) 4, 3, 7, 0, 9
Ans: Largest – 97,430 and smallest – 30,479
(b) 8, 0, 6, 2, 3, 7
Ans: Largest – 8,76,320 and smallest – 2,03,678
(c) 5, 1, 2, 9, 8, 3
Ans: Largest – 9,85,321 and smallest – 1,23,589
(d) 0, 7, 4, 1, 8, 2
Ans: Largest – 8,74,210 and smallest – 1,02,478
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