Kopfrechnen – gemischt (9)

08:00
A
\(4 + 2\)
\(6\)
B
\(2 \cdot 5\)
\(10\)
C
\(\frac{2}{7} \square \frac{5}{7}\)
\(\frac{2}{7} < \frac{5}{7}\)
D
\(0{,}5 + 0{,}4\)
\(0{,}9\)
E
\(4^{2}\)
\(16\)
F
\(\frac{4}{5} − \frac{1}{5}\)
\(\frac{3}{5}\)
G
\(20 + 30\)
\(50\)
H
\(6 \cdot 9\)
\(54\)
I
\(\frac{1}{4} + \frac{3}{4}\)
\(1\)
J
\(1{,}5 \cdot 4\)
\(6\)
K
\(2^{4}\)
\(16\)
L
\(\frac{2}{4} \square \frac{3}{4}\)
\(\frac{2}{4} < \frac{3}{4}\)
M
\(120 − 30\)
\(90\)
N
\(8 \cdot 11\)
\(88\)
O
\(\frac{1}{2} + \frac{1}{8}\)
\(\frac{5}{8}\)
P
\(1{,}25 \cdot 4\)
\(5\)
Q
\(10^{3}\)
\(1000\)
R
\(\frac{5}{6} \square \frac{7}{9}\)
\(\frac{5}{6} > \frac{7}{9}\)