Q- 20 A student multiplied 7236 by 65 instead of multiplying by 56. By how much was his answer greater than the correct answer ?
Q- 21 Find the product using suitable properties :
a) 854 x 102 b) 54279 x 92 + 8 x 54279
Answers
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3
Answer:
Q-1-26339040
Q-2-a 87108 ,b- 5427900
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