Knowing Your Numbers
CBSE Class 6 - Maths - CH1 - NCERT Ex 1.3 Answers
Q1. Estimate each of the following using general rule:
(a) 730 + 998
(b) 796 – 314
(c) 12,904 +2,888
(d) 28,292 – 21,496
Answer:
(a) 730 round off to 700
998 round off to 1000
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Estimated sum = 1700
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(b) 796 round off to 800
314 round off to 300
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Estimated sum = 500
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(c) 12904 round off to 13000
2888 round off to 3000
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Estimated sum = 16000
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(d) 28292 round off to 28000
21496 round off to 21000
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Estimated difference = 7000
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