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Estimate each of the following products by rounding off the first number downwardsand the second number upwards:19. 356 x 27820. 472 x 7621. 578 x 369 |
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Answer» Answer: As we have to take products of ROUND off of the FIRST and second upwards so 19. 356 x 278= 350 x 280= 98000 20. 472 x 76= 470 x 80= 37600 21. 578 x 369= 570 x 370=210900 Step-by-step explanation: Hope this answer would help you... Please mark it as BRAINLIEST answer. |
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