Question

(2. Estimate the difference of the following numbers using the rounding method
and verify the difference.
3128 from 7642 3 3376 from 7878 3 4832 from 5871
2 5348 from 8373 4 6189 from 8317 6 2379 from 6643​

Answer 1

Given :- Estimate the difference of the following numbers using the rounding method and verify the difference.

Solution :-

3128 from 7642

→ Actual difference = 7642 - 3128 = 4514

now, Rounded to Tens :-

• 3128 = 3130
• 7642 = 7640
• Estimate difference = 7640 - 3130 = 4510

Rounded to Hundreds :-

• 3128 = 3100
• 7642 = 7600
• Estimate difference = 7600 - 3100 = 4500

Rounded to Thousands :-

• 3128 = 3000
• 7642 = 8000
• Estimate difference = 8000 - 3000 = 5000

Learn more :-

(3) निम्न के स्थानीय मान लिखिये-

(अ)43.24

(स)884.20

(ब) 534.34

(द) 178.34

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