Question

1,2,3 repede pls dau coroana

Answer 1

Răspuns:

●1●

a. 2×5+1/5=11/5

b.5×4+1/4=21/4

c.12×5+3/5=63/5

d.18×4+3/4=75/4

e.20×25+9/25=509/25

f.14×21+5/21=299/21

g.3×14+15/14=57/14

h. 4×11+7/11=51/7

●2●

a.10×1/3=10×3+1/3=31/3

b.21×4+1/4=85/4

c.40×3+1/3=121/3

d.15×2+3/2=33/2

e.12×5+1/5=61/5

f.12×7+1/7=85/7

g.20×5+4/5=104/5

h.9×4+3/4=39/4

●3●

a.15/126

b.1/9×3/10=1/3×1/10=1/30

c.4/5×9/8=1/5×9/2=9/10

d.7/8×2/31=7/4×1/31=7/124

e.45/903

f.7/45×15/28=1/3×1/4=1/12

g.77/207

h.49/364

Sper ca te-am ajutat!