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(EXERCISE 1E ill. 73 + 77iv. 19 + 861. Estimate each sum to the nearest ten.1. 37+ 42ii. 30 + 92V.128 + 231 vi. 333 + 423vii. 1289 + 2283viii. 4477 + 5402KNOWING OUR NUMBERS I 19 |
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Answer» ffir062toe9euqoya9wtoly9wy0d6eueh |
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