Felder's Math Fun

Double Digit Addition

100

12+24=

What is 36

200

58+11

What is 69

300

16+41= 

What is 57

400

28+60=

What is 88

500

78+21=

What is 99

Double Digit Addition with Regrouping

100

32+19=

What is 51

200

48+17=

What is 65

300

64+38=

What is 102

400

85+18=

What is 103

500

99+15

What is 114

Double Digit Subtraction

100

45-20

What is 25

200

72-10

What is 62

300

92-11

What is 81

400

85-42=

What is 43

500

37-12

What is 25

Double Digit Subtraction with Regrouping

100

65-19= 

What is 46

200

68-39=

What is 29

300

37-19=

What is 18

400

91-84=

What is 7

500

87-18=

What is 69

Word Problems

100

Sam has 14 blue cars and 12 red cars How many cars does Sam have all together?

What is 26

200

Jan has 28 stickers. She used 19 stickers while drawing. How many stickers does Jan have now?

What is 9

300

Mary has 24 crayons. Adam borrowed 13 crayons. How many crayons can Mary now color with?

What is 11

400

Tom has 21 cupcakes. His mom bakes him 42 more. How many cupcakes does he have now?

What is 63

500

There are 55 people at the feast. An hour later there are 92. How many more people joined the feast?

What is 37.