a ) 2¾ ÷ 1/7 - 22
___________ =
6-(-5)
b) 6/11-15/45
11/3 -2 ½
8-½
2 - ________ =
12+½
a)
2¾ ÷ 1/7 - 22 19,25-22 -2,75___________ =________=_______=-0,256-(-5) 11 11
b)
6/11-15/45 6/11-1/3 18/33-11/33 7/33 __________ =____________=___________=_______=0,1811/3-2 ½ 11/3-2 1/2 22/6-15/6 7/6
c)
8-½ 7,52 - ________ =2-_____=2-0,6=1,4 12+½ 12,5
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a)
2¾ ÷ 1/7 - 22 19,25-22 -2,75
___________ =________=_______=-0,25
6-(-5) 11 11
b)
6/11-15/45 6/11-1/3 18/33-11/33 7/33
__________ =____________=___________=_______=0,18
11/3-2 ½ 11/3-2 1/2 22/6-15/6 7/6
c)
8-½ 7,5
2 - ________ =2-_____=2-0,6=1,4
12+½ 12,5