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ilya999943
@ilya999943
July 2022
2
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Вычислите рациональным способом:
3*5,2+7*9,3+7*10,7+3,14,8
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GlebGor1998
Verified answer
3(5,2 +14,8) + 7(9,3 + 10,7 ) = 3 * 20 + 7 * 20 = 20(3 + 7) = 20 * 10 = 200
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AlonaRabova
3*5,2+7*9,3+7*10,7+3*14,8=3*(5,2+14,8)+7*(10,7+9,3)=3*20+7*20=20*(3+7)=20*10=200
1 votes
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Verified answer
3(5,2 +14,8) + 7(9,3 + 10,7 ) = 3 * 20 + 7 * 20 = 20(3 + 7) = 20 * 10 = 200