Question

3. Find the value of each of the following using various properties
(i) 647 x 13 +647 X 7
(ii) 8759 x 94 + 8759 x 6
(iii) 7459 x 999 + 7459
(iv) 9870 x 561-9870 x 461
(v) 569 x17 +569 x 13+569 x 70 (vi) 16825 x16825 - 16825 x 6825
4. Determine each of the following products by suitable rearrangements:
(i) 2 x1658 x 50
(ii) 4 x 927 x 25
(iii) 625 x 20 x 8
(iv) 574 x 625 x 16
(v) 250 x 60 x 50 x 8 (y) 8x125 x 40
5. Find each of the following products, using distributive laws:
(i) 740 x 105
(ii) 245 x 1008
(iii) 947 x 96
(iv) 996 x 367
(v) 472 x 1097
(v) 580 x 64
(vii) 439 x 997
(viit) 1553 x 198
6. Find each of the following products, using distributive laws:
(i) 3576 x 9
(ii) 847 x 99
(ul) 2437 x 99​

Answer 1

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