Let's solve each of the mass word problems step by step.
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1.) Rita bought 14 kg 200 g of rice from one shop and 17 kg 950 g of rice from another shop. How much rice did she buy in all?
Step 1: Add the kilograms and grams separately.
- Kilograms: 14 kg + 17 kg =
31 kg
- Grams: 200 g + 950 g =
1150 g
But 1150 g is more than 1000 g, so convert:
- 1150 g = 1 kg 150 g
Now add this to the total kilograms:
- 31 kg + 1 kg =
32 kg
- Remaining grams:
150 g
✔ Answer: 32 kg 150 g
> So,
>
14 kg 200 g + 17 kg 950 g = 32 kg 150 g
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2.) The weights of two children are 27 kg 250 g and 32 kg 59 g respectively. Find their total weight.
Step 1: Add kilograms and grams.
- Kilograms: 27 kg + 32 kg =
59 kg
- Grams: 250 g + 59 g =
309 g
No conversion needed since 309 g < 1000 g.
✔ Answer: 59 kg 309 g
> So,
>
27 kg 250 g + 32 kg 59 g = 59 kg 309 g
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3.) The total weight of a fruit basket is 3 kg 287 g. The fruit inside the basket is 2 kg 190 g. What is the weight of the basket?
We need to subtract the weight of the fruit from the total weight to get the basket’s weight.
Step 1: Write both values in same units.
Total weight = 3 kg 287 g
Fruit weight = 2 kg 190 g
Subtract:
- Kilograms: 3 kg – 2 kg =
1 kg
- Grams: 287 g – 190 g =
97 g
✔ Answer: 1 kg 97 g
> So,
>
3 kg 287 g – 2 kg 190 g = 1 kg 97 g
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✔ Final Answers:
1.)
14 kg 200 g + 17 kg 950 g = 32 kg 150 g
2.)
27 kg 250 g + 32 kg 59 g = 59 kg 309 g
3.)
3 kg 287 g – 2 kg 190 g = 1 kg 97 g
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📌
Visual Explanation (for Problem 3):
- Full basket with fruit: 3 kg 287 g
- Fruit only: 2 kg 190 g
- Basket only: ??? → Subtract →
1 kg 97 g
So the empty basket weighs
1 kg 97 g.
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✔ All problems solved!
Parent Tip: Review the logic above to help your child master the concept of mass problems worksheet.