10 7/15- 7 5/6- 2 3/10=
5 2/3 * 16/17- 5 1/4+5 1/4 * 1/63=
prosze pomóżcie
(10 14/30 - 7 25/30) - 2 9/30 = 2 19/30 - 2 9/30 = 10/30 = 1/3 = 0,(6)
1. Sprowadzamy do wspólnego mianownika(30)
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(10 14/30 - 7 25/30) - 2 9/30 = 2 19/30 - 2 9/30 = 10/30 = 1/3 = 0,(6)
1. Sprowadzamy do wspólnego mianownika(30)