The Total solution for NCERT class 6-12
(i) 279404 = 2 × 100000 + 7 × 10000 + 9 × 1000 + 4 × 100 + 0 ×10 + 4= 2 × 105 + 7 × 104 + 9 × 1032 +4 × 102 + 0 × 101 + 4 × 100(ii) 3006194 = 3 × 1000000 + 0 × 100000 + 0 × 10000 + 6 × 1000 + 1 × 100 + 9 ×10 + 4= 3 × 106 + 0 × 105 + 0 × 104 +6 × 103 + 1 × 102 + 9 × 101 +4 × 100(iii) 2806196 = 2 × 1000000 + 8 × 100000 + 0 × 10000 + 6 × 1000 + 1 × 100 + 9 ×10 + 6= 2 × 106 + 8 × 105 + 0 × 104 +6 × 103 + 1 × 102 + 9 × 101 +6 × 100(iv) 120719 = 1 × 100000 + 2 × 10000 + 0 × 1000 + 7 × 100 + 1 × 10 + 9= 1 × 105 + 2 × 104 + 0 × 103 +7 × 102 + 1 × 101 + 9 × 100(v) 20068 = 2 × 10000 + 0 × 1000 + 0 × 100 + 6 × 10 + 8= 2 × 104 + 0 × 103 + 0 × 102 +6 × 101 + 8 × 100