Question

calculați: a) 2/15×4/5×3intregi si 1/8 b) 5/4×1intreg şi 13/15× 8/7 c) 4/21×1intreg si 5/9× 3/8

Answer 1

2/15x4/5x3int1/8=
8/75x25/8=1/3=0,(3)

5/4*1int13/15*8/7=
5/4*28/15*8/7=
7/3*8/7=8/3=2,(6)

4/21*1int5/9*3/8=
4/21*14/9*3/8=
4/3*2/3*1/8=8/72=1/9=0,(1)