42-64÷8= 81-72÷8= 67-12÷4= 8×4-5=
11+7×2= 41+1×8= 2×7+62= 75-6÷1=
56÷7+82= 74-6×7= 42÷7+75= 44-6÷2=
27÷9+85= 61-36÷6= 7+9×5= 21+3×1=
42-64÷8= 81-72÷8= 67-12÷4= 8×4-5=
11+7×2= 41+1×8= 2×7+62= 75-6÷1=
56÷7+82= 74-6×7= 42÷7+75= 44-6÷2=
27÷9+85= 61-36÷6= 7+9×5= 21+3×1=