Show:
MULTIPLICACION
RETO
DIVISIONES
ECUACIONES
SUMA
100

10X11

110

100

13,23,33_53,63_83...

43,73

100

66:3

22

100

2X+3=7

2

100

1107+1130

2237

200

20X30

600

200

5.10,15_25,30_40.....

20,35

200

70:5

14

200

X+2=7

4

200

1435+345

1780

300

70X5

350

300

3,6.9_15.18._24

12,21

300

144:12

12

300

X-4=3

7

300

555+666

1221

400

30X70

21OO

400
150,3OO,_600.750_950

450,850

400

46:2

23

400

2X=12

6

400

6781+451

7232

500

11X11

121

500

11,22._44,55,_77

33,66

500

150:3

50

500

3X=12

4

500

9877+123

10000