a) 159 . 59 .72
=99298+23
=2973278
b) 25 . 44 . 9
=892977-378
=23892
c) 17 . 53 + 17 . 47 + 134
=238928392.23
=9282
d) 19 . 32 + 19 . 63 - 197
=2893298328-5
=454554
e) 199 . 33 + 199 . 56 + 89
= 203828328-34939
=293839
g) ( 219 . 219 + 291 . 181 ) . ( 1212 .13 - 12 .1313)
=2786386362
=33
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