47×59+37×41+63×59+41×63356×73+644×27+73×644+27×356

Question

47×59+37×41+63×59+41×63
356×73+644×27+73×644+27×356

Answer 1

1)2773+1517+3717+2583＝10590
2) 25988+17388+47012+9612＝100000