(51+34/35)÷17 9999×7778+3333×6666 32/33×29

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(51+34/35)÷17 9999×7778+3333×6666 32/33×29
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(51+34/35)÷17 9999×7778+3333×6666 32/33×29
(51+34/35)÷17
9999×7778+3333×6666
32/33×29

(51+34/35)÷17 9999×7778+3333×6666 32/33×29
(51+34/35)÷17
=51*1/17+34/35*1/17
3+2/35
3又35分之2
9999×7778+3333×6666
=9999*7778+9999*2222
=9999*(7778+2222)
=9999*10000
=99990000
32/33×29
=(1-1/33)*29
=29-29/33
=28又4/33

9999*7778+3333*6666
1.
9000*7000+900*700+90*70+9*8+3000*6000+300*600+30*60+3*6
2.
9999*7778+3333*6666
=9999*7778+9999*2222
=9999*(7778+2222)
=9999*10000
=99990000

(51+34/35)÷17
=51/17+34/35*1/17
=3+2/35
=3又2/35
9999*7778+3333*66666
=9999*7778+9999*3333
=9999*11111
=(10000-1)*11111
=111110000-11111
=111098889
32/33*29
=(1-1/33)*29
=29-29/33
=28又4/33

(51+34/35)÷17
=51/17+34/35*1/17
=3+2/35
=3又2/35