1.Calculate the value of 6 multiplied by (5/8 divided by 5/8) minus 1/8.
2.Calculate the value of the expression: (22 × 495 + 891 × 44) divided by (33 × 176 + 55 × 264). What is the result?
3.Calculate the value of the expression: [(62.25 ÷ 2.5) + (12.5 ÷ 0.5)] divided by [(0.75 × 9) + (3.5 × 3.5)] = ?
4.Calculate the value of the expression: [(523 + 27) × (187 − 35) ÷ (424 + 16)] divided by [ (110 ÷ 22) multiplied by (2 × 38) ]. What is the result?
5.Find the value of '?' if (50 - ?/29)% of 4200 equals 3 times the square root of 196.
6.Calculate the value of: 7 + 5 minus (3/2 multiplied by 1/4) of 2/7 plus (7/2 times 1/6). What is the result?
7.Find the value of '?' in the equation: 0.003 × ? × 0.0003 = 0.00000027.
8.Calculate the value of the expression: [(7 × 9) + (2 × 12) + 3] divided by [(12 × 3) + (81 ÷ 9)] equals ______?
9.Calculate the value of 6 2/3 multiplied by 9 3/5, then multiplied by 2 1/3, and finally add 1 1/3 to the result.
10.If 9000 plus 16 2/3 percent of a certain number equals 10500, what is that number?
11.Calculate the value of the expression: 60 plus 5 times 12 divided by (180 divided by 3). What is the result?
12.Calculate the product of 4, 0.4, 0.04, and 0.004.
13.Calculate the value of the expression: (0.456² - 0.228²) divided by (0.456 plus 0.228). What is the result?
14.Find the missing number (?) in the equation: (8/15) ÷ (1 1/3) × 3 × (?/4) = 1.5.
15.Find the value of ? in the equation: 3648.24 + 364.824 ÷ ? − 36.4824 = 3794.1696.
16.Find the value of '?' in the equation: 24 − [2.4 − {0.24 × 2 − (0.024 − ?)}] = 22.0584.
17.Calculate the result of the following expression: 79.98 divided by 12.51, then multiplied by 2.49.
18.Calculate the value of √3584 multiplied by 52.034.
19.Calculate the value of 58978 divided by 363.94, then multiplied by 11.02.
20.Calculate the sum of 26.98% of 6002 and 45.01% of 4199.