Сложите дроби, предварительно сократи их:
ОБРАЗЕЦ-6/15+5/25=3*2/5*3+5*1/5*5=2/5+1/5=3/5
10/16+3/24 30/45+8/36 60/120+75/150 24/360+16/480
21 БАЛЛ
ОБРАЗЕЦ-6/15+5/25=3*2/5*3+5*1/5*5=2/5+1/5=3/5
10/16+3/24 30/45+8/36 60/120+75/150 24/360+16/480
21 БАЛЛ
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=15×2/3×15+4×2/9×4=2/3+2/9=8/9
=60×1/2×60+75×1/2×75=1/2+1/2=2/2=1
10/16+3/24=2*5/8*2+3*1/8*3=5/8+1/8=6/8=3/4
30/45+8/36= 15*2/3*15+4*2/9*4=2/3+2/9=6/9+2/9=8/9
60/120+75/150=60*1/2*60+75*1/2*75=1/2+1/2=2/2=1
24/360+16/480=24*1/15*24+16*1/30*16=1/15+1/30=2/30+1/30=3/30=1/10