2nd grade math intervention review | Baamboozle - Baamboozle

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what is the expanded form of 489

400 + 89

400 + 800 + 9

4 + 8 + 9

400 + 80 + 9

which fact family DOES NOT belong with 12, 7 and 5

12- 7 = 5

5 + 7 = 12

12 - 5 = 7

12 + 5 = 7

Estimate the difference: 39-21 =

20

30

10

what is the missing number, 10, 11, ____

20

12

9

15

how much is this?

60

subtract 63-28=

33

45

35

find the sum 3 + 7 + 8

19

18

20

17

which number is less than 7

10

8

9

4

which number is seventeen

70

7

17

77

Jenna has 12 paperclips. Marco has 8 paperclips. Which number sentence tells how many more paper clips Jenna has?

12 + 4 = 8

12- 7 = 4

12 + 8 = 16

12 - 8 = 4

Estimate the difference: 51-19 =

40

30

20

10

how many is this?

15

Estimate the difference: 78-31 =

50

60

40

30

what's 9 + 9

17

16

18

19

add 54 + 8

64

62

60

46

which answer shows these numbers from least to greatest? 812, 865, 490

490, 812, 860

490, 860, 812

860, 490, 812

812, 490, 860

how many is this

1 hundred, 4 tens, 6 ones

6 hundreds, 1 ten, 4 ones

1 hundred, 6 tens, 4 ones

4 hundreds, 6 tens, 4 ones