matematika-5-klass-testy-4-chetvert

m a t e m a t i k a v sh k o l e uroki, prezentatsii, repetitori, kontrolnie raboti, zadachi, testi ... skayp: mathematics-tests tel: +7 906 384 18 43 sayt: http://www.mathematics-tests.com el. adres: admin@ mathematics-tests.com testi po matematike - 5 klass, za 4 chetvert po uchebniku n. ya. vilenkina "drobi, umnojenie i delenie drobey", "srednee arifmeticheskoe", "protsenti" test №:1 po teme: "umnojenie desyatichnix drobey na naturalnie chisla" variant i 1. umnojte: 2,4 * 8 = 21,2 22,2 23,2 21,4 3,14 * 12 = 37,66 37,68 36,64 35,18 5,273 * 100 = 52,73 5,273 5273 527,3 2. uprostite virajenie i vichislite. 5y + ( 2,3y - 1,2y ) =; pri x=4; 23,4 24,4 25,4 23,2 3. reshite zadachu: …

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