6.Calculate.
a.75×10-²+4×10-³
b.10-²×10-²
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Answer:
Step-by-step explanation:
75×10-²+4×10-³- it means 3 times multiply and ² it means 2 times
=75×100+4×1000
=7500+4000
=10500
b.10-²×10-²
=100×100
=10000
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this is ans. of 1st question
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