Double digit addition with regrouping
Double digit addition w/o regrouping
time
shapes
subtraction
100

21 + 22

43

100

43 + 49

92

100

What is half past 4

4:30

100

what shape has no sides

circle

100

20-10

10

200

14 + 25

39

200

25 + 26

51

200

What is 60 minutes after 3:00

4:00

200

what shape has 3 sides

triangle

200

5-1

4

300

40 +21

61

300

65 + 15

80

300

Half past 5

5:30

300

Name a shape with four sides

square/rectangle

300

40-30

10

400

10 + 10

20

400

43 + 17

60

400

An hour after 12:30

1:30

400

Name a shape with 5 sides

pentagon

400

25-5

20

500

25 + 31

56

500

55 + 15

70

500

half an hour after 2:30

3:00

500

Draw a shape with 4 sides

...
500

30-2

28

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