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Which two numbers and two signs to interchange to make the equation correct

This type of question, asked 13 times: 18 Jul 2023 S4, 19 Jul 2023 S2, 19 Jul 2023 S3, 19 Jul 2023 S4, 21 Jul 2023 S2, 21 Jul 2023 S3, 24 Jul 2023 S1, 24 Jul 2023 S4, 25 Jul 2023 S1, 25 Jul 2023 S3, 26 Jul 2023 S1, 26 Jul 2023 S3, 22 Sep 2025 S3. All 14 questions below, oldest first.

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  1. Question 1

    18 Jul 2023 S4

    18
    Which two numbers and two signs should be interchanged in the following equation to make it correct? 18−6+11×5+18=11318 - 6 + 11 \times 5 + 18 = 113

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  2. Question 2

    19 Jul 2023 S2

    2
    Which two numbers and two signs should be interchanged in the following equation to make it correct? 14 + 16 −- 14 ×\times 9 ÷\div 4 = 61

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  3. Question 3

    19 Jul 2023 S3

    21
    Which of the following interchange of numbers and signs would make the given equation correct? 512×64÷5+30−50=20512 \times 64 \div 5 + 30 - 50 = 20

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  4. Question 4

    19 Jul 2023 S4

    24
    Which of the following interchanges of signs and numbers would make the given equation correct? 25−10÷5+15×30=5525 - 10 \div 5 + 15 \times 30 = 55

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  5. Question 5

    19 Jul 2023 S4

    11
    Which of the following interchange of numbers and signs would make the given equation correct? 24×9+6÷24−18=2224 \times 9 + 6 \div 24 - 18 = 22

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  6. Question 6

    21 Jul 2023 S2

    14
    Which two numbers and two signs should be interchanged in the following equation to make it correct? 7×14÷6+12+6=307 \times 14 \div 6 + 12 + 6 = 30

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  7. Question 7

    21 Jul 2023 S3

    5
    Which two signs and numbers need to be interchanged to make the following equation correct? 24−(9÷12)+(84×4)+28=2324 - (9 \div 12) + (84 \times 4) + 28 = 23

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  8. Question 8

    24 Jul 2023 S1

    12
    Which two numbers and two signs should be interchanged in the following equation to make it correct? 3−17+3+16×8=603 - 17 + 3 + 16 \times 8 = 60

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  9. Question 9

    24 Jul 2023 S4

    11
    Which two signs and numbers need to be interchanged to make the following equation correct? (31×3)−(27×4)+(81÷9)=126(31 \times 3) - (27 \times 4) + (81 \div 9) = 126

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  10. Question 10

    25 Jul 2023 S1

    2
    Which two signs and two numbers should be interchanged to make the following equation correct? 784 ÷\div 6 ×\times 9 −- 30 + 14 = 528

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  11. Question 11

    25 Jul 2023 S3

    3
    Which two signs and two numbers should be interchanged to make the following equation correct? 840÷38−7+10×12=462840 \div 38 - 7 + 10 \times 12 = 462

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  12. Question 12

    26 Jul 2023 S1

    6
    Which two numbers and two signs should be interchanged in the following equation to make it correct? 4+2÷7+8×9=254 + 2 \div 7 + 8 \times 9 = 25

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  13. Question 13

    26 Jul 2023 S3

    16
    Which two signs and two numbers should be interchanged in the following equation to make it correct? 15÷80−34+10×8=10215 \div 80 - 34 + 10 \times 8 = 102

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  14. Question 14

    22 Sep 2025 S3

    17
    Which interchanges of numbers and signs will make the equation correct? 7+3×4=197 + 3 \times 4 = 19

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