1. 5.4 + 8.7 = 14.1
2. 74.906 +1. 42 = 76.329
3. 8.28 + 1.489 = 9.769
4. 8.87 + 38.64 = 47.51
5. 462.54+ 31.2 = 493.74
6. 16.001+12.984 = 28.885
7. 0 .1 + 1.9 + 13 =2.12
8. 20 – 14.8.018 =34.8.08
9. 0. 6 + 132.89 =138.89
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