<span>а)14*4=(10+4)*4=10*4 +4 *4 =40+16=56</span>
<span>б)14*4=(9+5)*4= 9*4 +5*4=36+20=56</span>
<span>в)14*4=(8+6)*4= 8*4 + 6*4 =32+24=56</span>
<span>г)14*4=(7+7)*4= 7*4 +7 *4 =28+28=56</span>
<span>е)13*6=(10+3)*6= 10*6 +3 *6 =60+18=78</span>
<span>ж)13*6=(9+4)*6= 9*6 +4 *6 =54+24=78</span>
<span>з)13*6=(8+5)*6= 8*6 +5 *6 =48+30=78</span>
<span>к)13*6=(7+6)*6= 7*6 +6 *6 =42+36=78</span>