Anonymous
Anonymous asked in Science & MathematicsMathematics · 8 years ago

Can you please help me with math?

Find the sum or the difference

3. 5 2/7 + 7 1/6

5. -2 8/9 + 2 5/6

7. 1 3/4 - 4 3/14

9. 4 9/16 + ( -3 3/10)

11. -4 1/6 + 1 11/16

1 Answer

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  • ted s
    Lv 7
    8 years ago
    Favorite Answer

    3 . [ 5 + 7 ] + [ 2/7 + 1/6] = 12 + [ 12 / 42 + 7 / 42] = 12 19/42

    #5 [ - 2 + 2 ] + [ - 8 / 9 + 5/6 ] = 0 + [ -32 / 36 + 30 / 36 ] = - 1 / 18

    #9 . 4 + ( - 3 ) + [ 9 / 16 - 3 / 10] = 1 + [ 45 / 80 - 24 / 80 ] = 1 21/80..you see

    how easy it is...you finish

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