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А) (2.774+2.226) +5.36 = 3+ 5.36 = 8 .36 Б) (9.218 + 0.782) + 52.183 =10+ 52.183=62.183 В) (35.693 - 5.693) + 24.376 = 30 + 24.376 = 54.376 Г) 18.62 - (6.92+1.08) = 18.62 - 8 = 10.62