A sack of flour that weighs 4.5 kilograms has 300 grams taken from it.
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Step-by-step explanation:
4.5 kg
1 kg = 1000g
4.5kg= ?
1000 x 4.5/1
= 4500 g
taken 300 g
so 4500-300
= 4200 g
answer is 4200 g or 4kg 200g or 4.2kg
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