PYQ Vault
EbooksTutor

Given sign substitution or interchange: rewrite the expression and evaluate by BODMAS

This type of question, asked 8 times: 2 Mar 2023 Tier II, 3 Mar 2023 Tier II, 6 Mar 2023 Tier II, 7 Mar 2023 Tier II, 26 Oct 2023 Tier II, 18 Jan 2025 Tier II, 20 Jan 2025 Tier II, 18 Jan 2026 Tier II. All 10 questions below, oldest first.

Try each one first, then open its answer.

  1. Question 1

    2 Mar 2023 Tier II

    37
    If + means −-, −- means ×\times, ×\times means ÷\div, and ÷\div means +, what will be the value of the following expression? 5÷5+5−10×10=?5 \div 5 + 5 - 10 \times 10 = ?

    Tap an option to check your answer.

  2. Question 2

    3 Mar 2023 Tier II

    47
    If + means −-, −- means ×\times, ×\times means ÷\div, and ÷\div means +, what will be the value of the following expression? 45×9÷12−5+345 \times 9 \div 12 - 5 + 3

    Tap an option to check your answer.

  3. Question 3

    6 Mar 2023 Tier II

    32
    If ÷\div means −-, −- means ×\times, ×\times means +, + means ÷\div, what will come in place of the question mark (?)? 77÷7×17−49+7=?77 \div 7 \times 17 - 49 + 7 = ?

    Tap an option to check your answer.

  4. Question 4

    7 Mar 2023 Tier II

    50
    If + means −-, −- means ×\times, ×\times means ÷\div, and ÷\div means +, what will be the value of the following expression? 3÷6+3−4×4=?3 \div 6 + 3 - 4 \times 4 = ?

    Tap an option to check your answer.

  5. Question 5

    26 Oct 2023 Tier II

    49
    What will come in the place of the question mark (?) in the following equation if ‘+’ and ‘–’ are interchanged and ‘×\times’and ‘÷\div’ are interchanged? 161÷4+75×5−4=?161 \div 4 + 75 \times 5 - 4 = ?

    Tap an option to check your answer.

  6. Question 6

    26 Oct 2023 Tier II

    43
    What will come in the place of the question mark (?) in the following equation if ‘+’ and ‘–’ are interchanged and ‘×\times’and ‘÷\div’ are interchanged? 113÷4−217×7+4=?113 \div 4 - 217 \times 7 + 4 = ?

    Tap an option to check your answer.

  7. Question 7

    26 Oct 2023 Tier II

    40
    What will come in the place of the question mark (?) in the following equation if ‘+’ and ‘–’ are interchanged and ‘×\times’and ‘÷\div’ are interchanged? 163÷3+147×7−1=?163 \div 3 + 147 \times 7 - 1 = ?

    Tap an option to check your answer.

  8. Question 8

    18 Jan 2025 Tier II

    60
    If ‘A’ stands for ‘÷\div’, ‘B’ stands for ‘×\times’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−-’, what will be come in place of the question mark (?) in the following equation? 55 B 5 D 13 B 2 C 14 A 7 D 15 B 5 C 102 A 2 C 15 = ?

    Tap an option to check your answer.

  9. Question 9

    20 Jan 2025 Tier II

    50
    What will come in the place of the question mark (?) in the following equation, if ‘+’ and ‘−-’ are interchanged and ‘×\times’ and ‘÷\div’ are interchanged? 98÷7+288×2−144×3−152÷2+120=?98 \div 7 + 288 \times 2 - 144 \times 3 - 152 \div 2 + 120 = ?

    Tap an option to check your answer.

  10. Question 10

    18 Jan 2026 Tier II

    47
    If '+' means 'division', '×\times' means 'addition', '- ' means 'multiplication', and '÷\div' means 'subtraction', then find the value of the following expression: 36−2+4×10÷536 - 2 + 4 \times 10 \div 5

    Tap an option to check your answer.