Find the Sum
Find the Difference
Name the Model
Related Facts
Adding and Subtracting with Regrouping
100

19 + 7

What is 26?

100

10-2

What is 8?

100

1111   111 

Does this show 7?

No, it shows 

4 tens and 3 tens

70

7 tens

100

Do these go together?

65-30? 

30+65?

No, 65-30=35

30+65=95 stranger is 95!

Give me a related fact, please!

100

Zoie has 36 green leaves. Dom gives her 25 more.  How many leaves does she have now?

36+25=61

200

The sum of 12 + 8 

What is 20?

200

17-8

What is 9?

200

111111 11111

Does this show 110?

Yes, 11 tens is 110.

200

Do these belong together?

45+50

95-50=

Yes. 45+50=95

95-45=50 

Hooray!  Family:  45, 50, 95

200

Aleena read 32 pages on Monday and 46 pages on Tuesday.  How many pages did she read? 

32+46=78

300

30 +60

What is 90?

300

14-6

What is 8

300

111 111

Does this show 6 tens?

Yes, 3 tens and 3 tens is 6 tens. 

300

Henry and Lucy each have 26 ladybugs.  How many ladybugs do they have?

26+26= 52

400

50 + 30 

What is 80?

400

17-6 

What is 11?

400

Berke scores 25 goals!  Sam scores 16 goals.  How many goals did they score, altogether?  

25+16= 41

500

9+3 

What is 12?

500

15-9

What is 6?

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