a) 100 x 7/40 = b)3 4/15 x 30= c)1 2/25 x 125=.... Question from @elaandrzejb

December 2022 1 4 Report

a) 100 x 7/40 =
b)3 4/15 x 30=
c)1 2/25 x 125=

gosiagraza

Odpowiedź:

100 * 7/40 = 700/40 = 17 i 20/40 = 17 i 1/2

3 i 4/15 * 30 = 49/15 * 30 = 98 skracamy 15 i 30 przez 15

1 i 2/25 * 125 = 27/25 * 125 = 135 skracamy 25 i 125 przez 25

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