Q. How many grams does each of the following represent ?
a 0.3kg          b 0.675 kg          c 0.45 kg         d 0.4 kg            e 2.5 kg


Q. What decimal part of meters does each of the following lengths represent  ?
a 7 cm          b 80 cm          c 45 mm         d 83 cm            e 50 cm
  

Dear student
Q We know that 1m=100 cma 7 cm=7100m=0.07mb 80 cm=80100m=0.8 mWe know that 1m=1000mmc 45 mm=451000=0.045 md 83 cm=83100m=0.83 me 50 cm=50100m=0.5 mQ we know that 1kg=1000ga 0.3 kg=0.3×1000=300gb 0.675 kg=0.675×1000=675 gc 0.45 kg=0.45×1000=450 gd 0.4 kg=0.4×1000= 400 g e 2.5 kg=2.5×1000=2500 g

Regards

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