Write these numbers in the same way: (i) 172, (ii) 5642, (iii) 6374. Class 8
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Write these numbers in the same way: (i) 172, (ii) 5642, (iii) 6374. Class 8
Question 1.
Write these numbers in the same way: Class 8
(i) 172
(ii) 5642
(iii) 6374
Solution:
(i) 172 = 1 × 102 + 7 × 101 + 2 × 100
(ii) 5642 = 5 × 103 + 6 × 102 + 4 × 101 + 2 × 100
(iii) 6374 = 6 × 103 + 3 × 102 + 7 × 101 + 4 × 100
Question 2.
Express the following numbers in standard form. Class 8
(i) 59,853
(ii) 65,950
(iii) 34,30,000
(iv) 70,04,00,00,000
Solution:
(i) 59,853 = 5.9853 × 104
(ii) 65,950 = 6.5950 × 104 = 6.595 × 104
(iii) 34,30,000 = 3.430000 × 106 = 3.43 × 106
(iv) 70,04,00,00,000 = 7.0040000000 × 1010= 7.004 × 1010