Albertus Math

Addition

100

Solve 14+21=___

35

200

Solve 19+32=____

51

300

Solve 56+10=____

66

400

Solve  23+25=____

48

500

  Solve   45+33=_____

78

Building Numbers

100

How many ones are in the number 99?

9

200

How many 10s are in 66

6

300

How many ones are in the number 98

8

400

I have 7 sticks of 10 and 2 ones, what number am I?

72

500

How many 10s are in the number 120?

12

Subtraction

100

Solve 28-14=___

14

200

Solve 45-12=___

33

300

Solve 75-43=___

32

400

Solve 86-33=____

53

500

Solve 98-23=___

75

Comparing

100

23____23

=

200

22______19

>

300

65___65

=

400

78____99

<

500

120  ___    96

>

Sequencing

100

10,20,30,__,__,__,__

40,50,60,70

200

24,34,54,__,__,__

64,74,84

300

89,88,87,86,__,__,__,__

85,84,83,82

400

100,99,98,97,__,__,__,__

96,95,94,93

500

60,70,80,__,___,__,__

90,100,110,120