Addition
Subtraction
Fractions
Multiplication
Time Lapse
100

5+3

8

100

9-4

5

100

1/2 + 1/2

2/2 or 1

100

4x3

12

100

2:00 pm + 1 hour

3:00 pm

200

12+15

27

200

20-8

12

200

3/4 - 1/4 

2/4 or 1/2

200

6x5

30

200

3:15 pm + 2 hours

5:15 pm

300

25+47

72

300

50-27

23

300

1/3 + 2/3 

3/3 or 1

300

7x8

56

300

2:30 pm - 1:45 pm

45 minutes

400

100+250

350

400

100-33

67

400

If you have 2/5 of a pizza and you eat 1/5, how much is left? 

2/5 - 1/5 = 1/5

400

9x6

54

400

7:00 am + 30 minutes

7:30 am

500

123+456

579

500

200-150

50

500

1/2 x 3/4 

3/8

500

12x12

144

500

10:20 am + 1 hour 45 minutes

12:05 pm