1)85.6*(20.2-18.51)+13.136=
1. 20.2 - 18.51=1.69
2. 85.6 * 1.69=144.669
3. 144.669+13.136=157.8
2) 1. 11.12+32.68=43.8
2. 43.8 * 17.9=784.02
3. 784.02 - 95.02= 689
=144,664+13,136=157,8
2) (11,12+32,68)*17,9-95,02=43,801*17,9-95,02=784,0379-95,02=689,0179
1)85.6*(20.2-18.51)+13.136=
1. 20.2 - 18.51=1.69
2. 85.6 * 1.69=144.669
3. 144.669+13.136=157.8
2) 1. 11.12+32.68=43.8
2. 43.8 * 17.9=784.02
3. 784.02 - 95.02= 689