Решите примеры: (42*124+2430) : 38*202 - (3008:94+527*8) : 72=

(64*125+128*75) : 800*5000 - (300*400+5107*800) : 70=

(42*124+2430) : 38*202 - (3008:94+527*8) : 72=

= (5208+2430) : 38*202 - (32+4216) : 72=

=7638:38*202-4248:72=

=201*202-59=

=40602-59=

=40543

42*124=5208

3008:94=32

527*8=4216

5208+2430=7638

32+4216=4248

7638:38=201

4248:72=59

201*202=40602

40602-59=40543

(64*125+128*75) : 800*5000 - (300*400+5107*800) : 70=

= (8000+9600) : 800*5000 - (120000+4085600) : 70=

=17600:800*5000-4205600:70=

=22*500-60080=

=110000-60080=

=49920

64*125=8000

128*75=9600

300*400=120000

5107*800=4085600

8000+9600=17600

120000+4085600=4205600

17600:800=22

4205600:70=60080

22*5000=110000

110000-60080=49920