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Pre-assessment Adding & Subtracting Decimals

Last updated almost 7 years ago

5 questions

Note from the author:

2

1

1

1

1

NBT 5.7

Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

4 hundredths + 8 hundredths =   (Select all that apply)

12 tenths

12 hundredths

12 thousandths

1 tenth 2 hundredths

Solve using the standard algorithim 

2.47     +      1.8  =   2.55

True

False

Solve using the standard algorithim

36.25    +      8.67

44.92

34.82

122.95

1.7 - 0.8

1 tenth - 8 tenths = 7 tenths

17 tenths - 8 tenths = 9 tenths

17 hundredths - 8 hundredths = 9 hundredths

Subtract vertically, showing all  work

84.637   –    28.56   =  

64.137

56.077

82.221