mix operation questions
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12 + 4 =16 + 14 =15 + 8 =13 + 19 =13 + 7 =18 - 4 =16 - 14 =18 - 3 =24 - 8 =27 - 9 =35 - 7 =5 +___=915 +___=299 -___=519 -___=10___ - 6= 4___ - 7 = 43 + 8 =3 + 8 - 2 =3 + 8 2 +2 =30 - 6 =30 - 6 + 5 =30 - 6 + 5 -3 =3 656 + 234 152 + 356 =345 + 856 -_______ = 4561 345 - 856 +_______ = 1 45698 x 6 4 =3912 4 x 3 =2600 8 x 13 =