1. 4,380:60=0,073
2. 25,800-0,073=25,727
3. 725*25,727=18652,075
4. 75,300:300=0,251
5. 18652,075+0,251=18652,326
ответ: <span>18652,326</span>
<span>1.463348+67892=531240
2. 18*331=5958
3.531240/21=25297,1429
4. 5958-25297,1429=-19339,1429
5. -19339,1429/14=-1381,3674
6. 143*26=3718
7 .-1381,3674+3718=2336,6326.
2) 1. 400100-397964=2136
2. 2136*201=429336
3. 429336+5280=434616
4. 434616/24=18109
5. 18109-81154=-63045
3)
1. 7470/18=415
2. 415-319=96
3. 24*45=1080
4. 2060-1080=980
5. 980/28=35
6. 96+35=131</span>
3 5/16 + ( d - 1 7/16 ) = 9 1/16
d - 1 7/16 = 8 17/16 - 3 5/16
d = 5 12/16 + 1 7/16
d = 8 19/16
d = 9 3/16
Ответ равно 16806:3x2=11204
16806+11204=28010 т