Write down expressions and find their values: a) to the work of numbers 570 and 240 to add private numbers 43,752 and 8; b) The sum of numbers 683,196 and 75,635 to reduce by the difference of numbers 805,111 and 12,633; c) to subtract the work of numbers 1692 and 395 d) from the work of numbers 2348 and 576 private numbers 280800 and 800 to increase by private numbers 288 40 and 70.

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A) 570*240 + 43752:8 =142269 b) (683196 + 75635) - (805111 - 192633) 2348*576- 1692 * 395 =684108 d) 280800:800 + 288400:70= 4471 you can count =146353 c) on the calculator to check)
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Answer add