Find the product of the following using suitable property.
89×101
112×98
284×99
1002×48
786×999
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Answer:
1.89 * (100+1)
=8900+89
=8989
2. 112 * (100-2)
=11200-224
=10976
3. 284 * (100-1)
=28400-284
=28116
4.(1000+2) * 48
= 48000+96
48096
5. 786 * (1000-1)
= 786000-786
=785214
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