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anastasialoseva
@anastasialoseva
July 2022
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помогите решить 7 дм2 15 см2 + 9 дм2 27 см 2
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malixz
1дм=10см => 1дм2=10*10=100см2
7дм2 15 см2 + 9дм2 27см2 = 715 см2 + 927 см2 = 1642 см2 = 16 дм2 42 см2
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7дм2 15 см2 + 9дм2 27см2 = 715 см2 + 927 см2 = 1642 см2 = 16 дм2 42 см2