Chapter 4 Mid Chapter

Break Apart

100

   23 -    _____ + _____

+45-    _____ + _______

20+3

40+5

68

200

   77 -    _____ + _____

+34-    _____ + _______

70+7

30+4

300

   44 -    _____ + _____

+26-    _____ + _______

40+4

20+6

400

   63 -    _____ + _____

+96-    _____ + _______

60+3

90+6

500

   84 -    _____ + _____

+62-    _____ + _______

80+4

60+2

Regroup or no regroup?

100

   67

+51

118

200

  39+54

93

300

64+29=

93

400

54+28=

82

500

  59

+47

106

Word Problems

100

Mr. Powell has 22 red pens. He buys 68 blue pens.
How many pens does he have now?

90 pens

200

Gabby has 49 pencils. Alex has 35 pencils.

How many pencils do they have althogether?

84 pencils

300

Mathias built 25 snowmen. Agastya made 43 snowmen. How many snowmen altogether?

68 snowmen

400

Madison drew 17 pictures. Juliana drew 29 pictures. How many pictures do they have altogether?

46 pictures

500

Ms. Gallagher graded 15 pages. Then she grade 32 pages. How many more pages does she need to grade 50 pages. 

3 pages