tam gdzie jest np. 1 1/4 to chodzi o jedna cała i jedna czwarta .
Oblicz. :
(4- 1 1/4 / 1 9/16) * (15 5/8) =
= (3¾ / 25/16)* 125/8 =
= (15/4 * 16/25)* 125/8 =
= 12/5 * 125/8 =
= 37,5
(4-5/4/25/16)*125/8=
(4-4/5)*125/8=
(20/5-4/5)*125/8=
16/5*125/8=50
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(4- 1 1/4 / 1 9/16) * (15 5/8) =
= (3¾ / 25/16)* 125/8 =
= (15/4 * 16/25)* 125/8 =
= 12/5 * 125/8 =
= 37,5
(4- 1 1/4 / 1 9/16) * (15 5/8) =
(4-5/4/25/16)*125/8=
(4-4/5)*125/8=
(20/5-4/5)*125/8=
16/5*125/8=50