multiplication
division
fractions
time lapse
100

9x9

81

100

10/2

5

100

3/6 is reduced to

1/2

100

If school starts at 7:50, how many minutes is it until break at 10:50?

3 hours=180 minutes

200

10 x 45

450

200

6/3

2

200

81/9 =

9

200

 If school ends at 2:45, how many hours do we spend in school, if school started at 8:15?

6 1/2

300

25 x 4

 100

300

100/2

50

300

1/4+2/4=

3/4

300

If today is the 3rd of March, how many days until Friday, the 13th?

10 days

400

1/2 x 1/2

1/4

400

49/7

7

400

3/5 +4/5=

7/5=1 2/5

400

 If today is the 11th, what was the date one week ago?

the 4th

500

1/3 x 1/2

1/6

500

100/10

10

500

2x3/5=

6/5=1 1/5

500

It takes Ophelia 35 minutes to get home. If she leaves at 10:15, when will she arrive there?

10:50