Question

5/7 razy 4,2 - (1 1/4 - 0,5) 3 3/4 razy 0,8 +2 2/3 razy 0,3 (5-1 1/2) : (2 3/8 - 1,75) 4 1/2 - 2,4 : 2 2/3 + 1,4 proszę szybko! xD

Answer 1

5/7*21/5-3/4*15/3*4/5+8/3*3/10*3,5:5/8*9/2-2,4:8/3+1,4=

3-45/16*4/5+4/5*7/2:45/16-12/5*3/8+1,4=

3-9/4+14/5*16/45-9/10+1,4=

3-9/4+224/225-9/10+7/5=

3/4+224/225-9/10+14/10=

3/4+224/225-23/10=

675/900+896/900-2070/900=

1571/900-2070/900=

-499/900