Question

2. Afla jumatatea.opoi sfertuel numerals
12, 16, 20, 8.​

Answer 1

Răspuns:

jumatatea

6

8

10

4

sferturi

3

4

5

2

Answer 2

Jumatatea numerelor:

$\frac{1}{2}*12=6\\\frac{1}{2}*16=8\\\frac{1}{2}*20=10\\\frac{1}{2}*8=4$

Sfertul numerelor:

$\frac{1}{4}*12=3\\\frac{1}{4}*16=4\\\frac{1}{4}*20=5\\\frac{1}{4}*8=2$

Explicatie:

Jumatatea reprezinta "$\frac{1}{2}$" din numar, iar sfertul "$\frac{1}{4}$"