Odpowiedź :
2,5 : 1⅓ + 3,75 * 4¹/₅ - 6,25 : 7¹/₇ = 1 7/8 + 16 25/100 - 875/1000 =
= 17 1/4 = 17,25 * 4% = 17,25 * 4/100 = 0,69
= 17 1/4 = 17,25 * 4% = 17,25 * 4/100 = 0,69
2,5 : 1⅓ + 3,75 * 4¹/₅ - 6,25 : 7¹/₇ =15/8+25/140-7/8=105/56+50/56-49/56=
=1 25/28
=1 25/28