Practice Mathematical operation Questions and Answers

• Select the correct combination of mathematical signs that can sequentially replace the ‘*’ signs and balance the given equation. 15 * 9 * 64 * 8 * 80 =...
• Select the correct combination of mathematical signs that can sequentially replace the ‘*’ signs and balance the given equation. 11 * 4 * 55 * 11 * 32 ...
• Select the correct combination of mathematical signs that can sequentially replace the “@” sign and balance the following equation. 12@5@7@2@195@3...
• Select the correct combination of mathematical signs that can sequentially replace the “@” sign and balance the following equation. 14@6@8@3@356@4...
• Select the correct combination of mathematical signs that can sequentially replace the “@” sign and balance the following equation. 16@5@4@2@410@5 ...
• If “+” means “minus”, “×” means “divided by”, “÷” means “plus”, and “-“ means then “multiplied by” 180 × 9 – 2 + 28 ÷...
• If “+” means “minus”, “×” means “divided by”, “÷” means “plus”, and “-“ means then “multiplied by” 250 × 10 – 3 + 22 �...
• If “+” means “minus”, “×” means “divided by”, “÷” means “plus”, and “-“ means then “multiplied by” 220 × 11 – 3 + 32 �...
• If “+” means “minus”, “×” means “divided by”, “÷” means “plus”, and “-“ means then “multiplied by” 260 × 13 – 5 + 25 �...
• If “+” means “minus”, “×” means “divided by”, “÷” means “plus”, and “-“ means then “multiplied by” 210 × 7 – 5 + 10 ÷...
• If ‘÷’ means ‘-’, ‘-’ mean ‘+’, ‘+’ means ‘×’ and ‘×’ means ‘÷’, compute the value of the expression: 121 × 11 – 4 �...
• If ‘÷’ means ‘-’, ‘-’ mean ‘+’, ‘+’ means ‘×’ and ‘×’ means ‘÷’, compute the value of the expression: 132 × 12 – 5 �...
• If ‘÷’ means ‘-’, ‘-’ mean ‘+’, ‘+’ means ‘×’ and ‘×’ means ‘÷’, compute the value of the expression: 130 × 13 – 6 �...
• If ‘÷’ means ‘-’, ‘-’ mean ‘+’, ‘+’ means ‘×’ and ‘×’ means ‘÷’, compute the value of the expression: 135 × 15 – 8 �...
• Which among the given operators should replace the “%” (in the same order) in the given expression below: 5 % 10 % 5 % 36 % 15 % 6
• Which among the given operators should replace the “%” (in the same order) in the given expression below: 6 % 11 % 6 % 37 % 30 % 7
• Which among the given operators should replace the “%” (in the same order) in the given expression below: 7 % 12 % 7 % 38 % 47 % 8
• Which among the given operators should replace the “%” (in the same order) in the given expression below: 8 % 13 % 8 % 69 % 36 % 9
• Which among the given operators should replace the “%” (in the same order) in the given expression below: 9 % 14 % 9 % 90 % 42 % 15
• If ‘@’ denotes ‘addition’, ‘%’ denotes ‘multiplication’, ‘&’ denotes ‘subtraction’ and ‘#’ denotes ‘division’, then what wi...
• Which two signs should be interchanged to make the given equation correct? 8 – 26 + 15 × 18 ÷ 6 = 220
• Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation. 65 * 45 * 25 * 5 * 35 * 60
• Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation. 23 * 2 * 2 * 5 * 18
• Which of the following interchange of numbers and mathematical signs would make the given equation correct? 72 ÷ 8 × 9 − 36 + 20 = 80
• By interchanging the given two signs and numbers which of the following equation will be correct? × and +, 6 and 4
• Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation. 30 * 4 * 2 * 1 * 121
• Select the correct combination of mathematical signs to replace the * signs and balance the given equation. 5 * 15 * 320 * 2 * 45 = 190
• If “+” means “minus”, “×” means “divided by”, “÷” means “plus”, and “-“ means then “multiplied by” 180 × 12 – 8 + 32 �...
• Which two signs should be interchanged to make the given equation correct? 8 – 32 + 20 × 15 ÷ 3 = 271
• Which two signs need to be interchanged to make the following equation correct? 62 – 14 × 75 ÷ 15 + 50 = 82
• Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation. 32 * 366 * 6 * 2 * 134 = 20
• Which two signs should be interchanged to make the following equation correct? 8 × 12 ÷ 3 – 6 = 40 + 2
• If in a certain code language ‘+’ represents ‘×’, ‘–’ represents ‘+’, ‘×’ represents ‘÷’ and ‘÷’ represents ‘–’. Fi...
• Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation. 168 * 8 * 7 * 34 * 94 = 256
• In a certain code language, '+' represents '-', '-' represents 'x', 'x' represents '÷' and '÷' represents '+'. Find out the answer to the following quest...
• Which two numbers should be interchanged to make the given equation correct? 620 + 75 ÷ 8 × 35 – 44 × 5 + 15 = 583
• If 'A' stands for '-', 'B' stands for '×', 'C' stands for '+', and 'D' stands for '÷', then what is the value of the following expression. 54 D 18 C 8 A ...
• Given below an equation having four blanks you have to check from the alternatives which among the given is correct? 16 _ 22 _ 11 _ 8 _ 40
• What will be the value of expression if the signs ‘(-)’ and ‘(+)’ are interchanged? 75 + 42 – 6 × 56 ÷ 7 + 6 × 3 – 2...
• Select the correct combination of mathematical signs to replace (#) signs and to balance the given equation. 630 # 15 # 14 # 5 # 24 # 121