Question -Estimate to the nearest hundreds and solve:
(i)419 + 378
(ii)982 + 198
(iii)857 - 478
(iv)7158 - 2329
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(i) - 419 + 378
Estimating to nearest hundreds
= 400 + 400 = 800
(ii) - 982 + 198
Estimating to nearest hundreds
= 1000 + 200 = 1200
(iii) - 857 - 478
Estimating to nearest hundreds
= 900 - 500 = 400
(iv) - 7158 - 2329
Estimating to nearest hundreds
= 7200 - 2300 = 4900
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