EXERCISE 6.2
[ EVALUATE EXPRESSIONS - DECIMAL ]
( evalute the following decimal expressions )
1. 3.55 + 10.44 + 17.7844 ÷ 6.92 × 206.853 ÷ 10.83 + 195.362 ÷ 14.26 × 7.1 = ?
2. 16.15 × 13.86 × 18.39 + 5.51 = ?
3. 5.4 - 5.4 × 14.8 + 15.9 + 4.18 = ?
4. 8.5 + 4.13 + 2.81 - 4.5 = ?
5. 12 + 2.1 × 9.19 = ?
6. 13.7 - 16.1 - 19.8 = ?
7. 2.1 × 75.899 ÷ 7.1 + 3.76 × 19.5 - 16.7 = ?
8. 7.25 + 2.9 + 87.45 ÷ 16.5 - 11.75 = ?
9. 8.77 - 59.16 ÷ 5.1 × 226.257 ÷ 15.9 - 14.9 - 13.4 - 5.4 × 2.6 = ?
10. 5.1 - 67.0404 ÷ 13.88 × 18.7 = ?
ANSWERS
1. 160.347
2. 4121.90921
3. -54.44
4. 10.94
5. 31.299
6. -22.2
7. 79.069
8. 3.7
9. -198.638
10. -85.221