Répondre :
nombres croisées
horizontalement:
41+49x78=3863
25+2x(991-210) =1587
(1+4x15)x100+15+1296+2=7413
(200-19)x100=18100
verticalement:
40x37+121+521x(27:9)=3164 14525-9731-2562+6283=8515 92+40x(320-150)-10x2=6872 38+940x4-13=3785
horizontalement:
41+49x78=3863
25+2x(991-210) =1587
(1+4x15)x100+15+1296+2=7413
(200-19)x100=18100
verticalement:
40x37+121+521x(27:9)=3164 14525-9731-2562+6283=8515 92+40x(320-150)-10x2=6872 38+940x4-13=3785