4 1/8+ ( 1,2-0,65): 7 1/3 = ?
daję naj !
4 1/8+(1,2-0,65):7 1/3=4 1/8+0,55:22/3= 4 1/8+55/100*3/22=
=4 1/8+11/20*3/22=4 1/8 +33/440=4 55/440+33/440=
=4 88/440=4 1/5
=33/8+(1i 2/10-65/100) :22/3= 33/8+(12/10-65/100)* 3/22=
33/8+(120/100-65/100)*3/22=33/8+55/100*3/22=33/8+15/200=825/200+15/200=840/200=4 40/200=4 1/5
4 1/8 + ( 1,2 - 0,65) : 7 1/3 == 4,125 + 0,55 : 22/3 = = 4,125 + 55/100 * 3/22 = = 4,125 + 165/2200 = = 4,125 + 0,075 = = 4,2
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4 1/8+(1,2-0,65):7 1/3=4 1/8+0,55:22/3= 4 1/8+55/100*3/22=
=4 1/8+11/20*3/22=4 1/8 +33/440=4 55/440+33/440=
=4 88/440=4 1/5
=33/8+(1i 2/10-65/100) :22/3= 33/8+(12/10-65/100)* 3/22=
33/8+(120/100-65/100)*3/22=33/8+55/100*3/22=33/8+15/200=825/200+15/200=840/200=4 40/200=4 1/5
4 1/8 + ( 1,2 - 0,65) : 7 1/3 =
= 4,125 + 0,55 : 22/3 =
= 4,125 + 55/100 * 3/22 =
= 4,125 + 165/2200 =
= 4,125 + 0,075 =
= 4,2