Question

efectuati inmultirile prin adunare repetata cu termeni egali: 2*4= ......,
4*3=......., 5*2=........., 8*1=........, 7*2=........, 6*3=........, 2*13=........., 3*9=........., 3*11=.........., 9*2=......... . va rog e uegent

Answer 1

2x4=4+4=8
4x3=3+3+3+3=12
5x2=2+2+2+2+2=10
8x1=1+1+1+1+1+1+1+1=8
7x2=2+2+2+2+2+2+2=14
6x3=3+3+3+3+3+3=18
2x13=13+13=26
3x9=9+9+9=27
3x11=11+11+11=33
9x2=2+2+2+2+2+2+2+2+2=18

Answer 2

2*4=2+2+2+2=8 4*3=4+4+4=12 5*2=5+5=10 8*1=8 7*2=7+7=14 6*3=6+6+6=18 2*13=2+2+2+2+2+2+2+2+2+2+2+2+2=26 3*9=3+3+3+3+3+3+3+3+3=27 3*11=3+3+3+3...+3(de 11 ori)=33 9*2=9+9=18