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ars33
@ars33
July 2022
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а)-7,4-2,9 б)-4,1+2,8 в)8,7-9,4 г)-3,7+5,6 д)-3/8+5/6 е)-3 5/9-2 7/18 Решите
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kdid
Verified answer
а)-7,4-2,9=-10.3
б)-4,1+2,8=-1.3
в)8,7-9,4=-0.7
г)-3,7+5,6=1.9
д)-3/8+5/6=-9/24+20/24=11/24
е)-3 5/9-2 7/18 =-3 10/18-2 7/18=-5 17/18
17 votes
Thanks 26
panterasq
Verified answer
-7,4 - 2,9 = -10,3
-4,1 + 2,8 = -1,3
8,7 - 9,4 = -0,7
-3,7 + 5,6 = 1,9
- 3/8 + 5/6 = 11/24
-3 5/9 - 2 7/18 = - 32/9 - 43/18 = (-64-43) / 18 = - 107/18 = - 5 17/18
11 votes
Thanks 10
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Answers & Comments
Verified answer
а)-7,4-2,9=-10.3б)-4,1+2,8=-1.3
в)8,7-9,4=-0.7
г)-3,7+5,6=1.9
д)-3/8+5/6=-9/24+20/24=11/24
е)-3 5/9-2 7/18 =-3 10/18-2 7/18=-5 17/18
Verified answer
-7,4 - 2,9 = -10,3-4,1 + 2,8 = -1,3
8,7 - 9,4 = -0,7
-3,7 + 5,6 = 1,9
- 3/8 + 5/6 = 11/24
-3 5/9 - 2 7/18 = - 32/9 - 43/18 = (-64-43) / 18 = - 107/18 = - 5 17/18