1.)
6 3/5 + 0,725.
33/5 + 725/100
33/5 + 29/4
132/20 + 145/20
277/20 = 13 17/20.
2.)
45,673 - 0,968 + 3/4.
44,705 + 0,75
45,455.
3.)
12 4/8 - 9,5 + 0,25.
12 1/2 - 9,5 + 0,25.
25/2 - 95/10 + 25/100
25.5/2.5 - 95/10 + 25/100
125/10 - 95/10 + 1/4
30/10 + 1/4
3 + 1/4 = 3 1/4.
4.)
0,095 + 0,48 - 1/4
0,575 - 0,25
0,325.
5.)
2 1/4 + 1 1/2
(2 + 1) + (1/4 + 1/2)
3 + (1/4 + 2/4)
3 + 3/4 = 3 3/4
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1.)
6 3/5 + 0,725.
33/5 + 725/100
33/5 + 29/4
132/20 + 145/20
277/20 = 13 17/20.
2.)
45,673 - 0,968 + 3/4.
44,705 + 0,75
45,455.
3.)
12 4/8 - 9,5 + 0,25.
12 1/2 - 9,5 + 0,25.
25/2 - 95/10 + 25/100
25.5/2.5 - 95/10 + 25/100
125/10 - 95/10 + 1/4
30/10 + 1/4
3 + 1/4 = 3 1/4.
4.)
0,095 + 0,48 - 1/4
0,575 - 0,25
0,325.
5.)
2 1/4 + 1 1/2
(2 + 1) + (1/4 + 1/2)
3 + (1/4 + 2/4)
3 + 3/4 = 3 3/4