EXERCISE 6.2
[ EVALUATE EXPRESSIONS - DECIMAL ]
( evalute the following decimal expressions )
1. 7.06 + 16.78 - 9.1 - 9.1 × 6.95 × 4.96 = ?
2. 4.5 + 13.54 × 13.9 + 6.52 × 5.4 - 4.18 = ?
3. 6.08 - 10.3 - 7.86 - 3.7 = ?
4. 12 - 11.8 + 8.8 = ?
5. 5.3 - 86.702 ÷ 11.26 - 12 = ?
6. 2.67 - 6.1241 ÷ 0.47 - 14.91 × 8.5 - 3.5 - 7.084 ÷ 0.92 + 4.23 = ?
7. 10.44 × 138.4 ÷ 17.3 - 6.55 × 16.84 × 6.27 = ?
8. 13.6 - 151.9 ÷ 9.8 - 68.628 ÷ 13.3 - 9.6 + 19.4 - 17.21 = ?
9. 13.856 ÷ 3.2 × 4.87 - 15.92 - 7.3 = ?
10. 4.75 + 3.66 × 16.0401 ÷ 3.81 + 17.59 + 14.6 - 12.4 = ?
ANSWERS
1. -298.9552
2. 223.734
3. -15.78
4. 9
5. -14.4
6. -144.065
7. -608.07354
8. -14.47
9. -2.1329
10. 39.9486