4×3=        8+43=        5×6-4=

78-9=        5×2=        6×3+7=

12-7=      6+5=        5×2=        5×5=      2×4+5=

3×5=       4×2=       4×4=        1×5=      4×5+7=

80-8=      72-50=      9+48=      38-3=      3×4-8=