? asked in 科學及數學數學 · 1 decade ago

fill the expressions

fill the expressioms with the number using +,-,*,/,( )in order yo get 24.

1.3,4,5,6

2.6,8,9,10

3.7,7,9,10

4.5,7,9,10

5.4,7,8,12

6.4,6,8,13

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  • 1 decade ago
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    1.sorry,想不到

    2. (10-8) x 9+6 = 24

    3. (9-7) x 7+10= 24

    4.(10-7) x 5 +9=24

    5. (7-4) x 8 +12=24

    6.(13-6) x (8-4) =24

    Source(s): me
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