Question
If '+' means '-', '-' means '+', '×' means
'÷', and '÷' means '×', then the value of 42 – 12 × 3 + 8 ÷ 2 + 15 / 8 × 2 – 4 + 9 ÷ 3 is :Solution
42−12×3+8÷2+15/8×2−4+9÷3 On changing the sign, 42+12÷3−8×2−15/8÷2+4−9×3 = 42+4−8×2−15/ 4+4−9×3 = 42+4−16−15/ 4+4−27 = 15/19
More Calculation based Questions
15.001% of 799.99 - 3/11% of 1099.99 + 111.002 = ?
24.052 + 14.03 × 22.99 – 28.18 × 14.94= ?
(7.992/√?) + √16/? = 14.032/?
(1120.45 ÷ 15.89) × 11.34 = ? × 4.78
28.01% of 3650 + 40.10% of 150 – 301.75 = ?
25, 28, 26, 29, 27, ?
√3601 × √(224) ÷ √102 = ?
`[(7.99)^2 - (13.001)^2 + (4.01)^3]^2=` ?
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exactvalue.)
(56.04% of 550.06 + 19.92 × 18.13) – 121.97 = ?
