math

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plse help me with these questions thx a million

19 2 1/4+3 15/16

22. -5 7/12+10 3/4=

28.-3.5+(-5.2)= is it 9.7

34.-304+9.1= is it 6

thx a million

  • math -

    28 sign is negative.
    34 No

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