Fast Facts
Adding Whole Numbers
Adding Decimals
Stack Attack
Word Problems
100

7 + 5 =

7 + 5 = 12

100

     432

 +  138

     432

 +  138

     570

100

     3.25

 +  1.40

     3.25

 +  1.40

     4.65

100

45 + 54 =

     45

 +  54

     99


100

Jaxson has 0 apples. Ms. Jordan gives him 2 apples for snack. How many apples does Jaxson have?

0 + 2 = 2

Jaxson has 2 apples.

200

9 + 8 =

9 + 8 = 17

200

     1205

 +  3490

     1205

 +  3490

     4695

200

     43.05

 +  43.16

     43.05

 +  43.16

     86.21

200

1 345 + 86 =

     1 345

 +      86

     1 431

200

Dawnee has 14 stickers on her face. Eyansawin has 17 stickers on her face. How many stickers do they have all together?

14 + 17 = 31

They have 31 stickers total.

300

13 + 6 =

13 + 6 = 19

300

     27 986

 +  45 673

     27 986

 +  45 673

     73 659

300

     375.6

 +  387.9

     375.6

 +  387.9

     763.5

300

4 + 6 767.89

              4

 +    6 767.89

       6 771.89

300

Ms. Jordan gives the class 123 lollipops. The next week she gives out 987 more. How many lollipops did she buy in total?

123 + 987 = 1 110

Ms. Jordan gave out 1 110 lollipops.

400

17 + 3 = 

17 + 3 = 20

400

     599 999

 +      1 001

     599 999

 +      1 001

      601 000

400

     4 375.9

 +  8 674.40

     4 375.9

 +  8 674.40

    13 050.3

400

123.12 + 987.9

       123.12

 +    987.9   

     1 111.02

400

Nakoda ate 13.5 chocolate bars on Halloween. The next day she ate 24.85 more. How many chocolate bars did she eat?

13.5 + 24.85 =38.35

Nakoda ate 38.35 chocolate bars in total.

500

19 + 18 =

19 + 18 = 37

500

     4 375 612

 +  2 513 387

     4 575 612

 +  2 513 387

     7 088 999

500

     375 612.07

 +  233 988.93

     375 612.07

 +  233 988.93

      609 601

or

     375 612.07

 +  233 988.93

      609 601.00

500

1 826 253.8 + 3 452.96 =

     1 826 253.8

 +        3 452.96

     1 829 706.76

500
Tierra is carrying a bucket of 1 245 654 cubes across the classroom, when she drops them on the floor. Kassian, who is walking behind her, slips on the cubes and drops his cup of 3 668 cubes on the floor. How many cubes fell on the floor in total?

1 245 654 + 3 668 = 1 249 322

There are 1 249 322 cubes on the floor.