533.1/3-1/2=-1/6
2/7-4/5=-18/35
-2/8-7/9=19/36

534.1/2+1/3=5/6
17-1/3=50/3
1278-2/7=8944/7
1/2-3=-5/2

536.

536.25*7*8=1400
13*12*25=3900
2*1/2+3*1/3=2
1/7*7-1/6*6=0
36:3*(1/3-2*1/4)=-2
(75-100*1/2)*1/25=1

ա․17/2-15/4=19/4 19/1*2/1=38/1=35
բ․4/1-7/6-25/4=109/12 109/12:1/2=109/6
գ․18/5-3/2+12/5=50/30
դ․59/8-19/4+7/2=49/8
ե․13/5-25/2-11/5=173/10 173/10:2/1=173/10*1/2=173/20
զ․20/3-48/5+31/2=3/30 3/30:3/1=1/3*1/1=1/3

ա.5/7*3/1=15/7-21/4=60-147=-17/28 -87/28:7/1=-87/28*1/7=-87/196 -87/196:3/1=-87/196*1/3=-87/588 -87/588+91/28=-87+1911=1824/588
բ.5/1*4/1=20/1-49/4=80-49=31/4 31/4:7/9=31/4*9/7=279/28:6/1=279/28*1/6=279/168 279/168+81/8=279+1701=1980/168

ա․5/14-8/21=15-16=-1/42
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ա.(-1/2)⁵*45=-45/32
բ.(-3)¹⁶*(1/9)⁷=9
գ.4²⁰/8¹³=2
դ.2¹⁰*25⁴/4000000=100

ա․2*3²⁰-5*3¹⁹=3¹⁹*(2*3-5)=3¹⁹*1=9¹⁸3¹⁹/9⁹=9⁹
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