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Adding Decimals
Subtracting Decimals
Rounding Decimals
Standard and Expanded Form
Word Problems
100
Find the sum of 17.8 + 2.99
What is 20.79
100
Find the difference of 5.23 and 1.8
What is 3.43
100
Round 54.89 to the nearest tenth
What is 54.9
100
Write the following in expanded form: 54.92
What is 5 x 10 + 4 x 1 + 9 x 0.1 + 2 x 0.01
100
I bought a pen for $ 2.89 and a book mark for 75 cents. How much $ did I spend?
What is $3.64
200
Find the sum of 1.25 + 6.9
What is 8.15
200
Find the difference of 16.6 and 12.99
What is 3.61
200
Round 123.08 to the nearest tenth
What is 123.1
200
Write this number in standard form: three thousand six and five hundredths
What is 3006.05
200
John ran 35.8 miles and Bill ran 17.99 miles. How much farther did John run than Bill?
What is 17.81 miles
300
Estimate the sum of 24.9 + 12.1
What is 37
300
Estimate the difference of 67.9 and 13.1
What is 55
300
Round 458.24 to the nearest ten
What is 460
300
Write the following in standard form: 2 x 100 + 4 x 1 + 6 x 1/1000
What is 204.006
300
My total grocery bill was $57.89. I paid with a $100 bill. What is the correct change I should receive?
What is $42.11
400
Estimate the sum of 109.3 + 16.78
What is 126
400
Estimate the difference of 54.87 and 9.99
What is 45
400
Round 98.066 to the nearest hundredth
What is 98.07
400
Write the following in standard form: sixty four and ninety four thousandths
What is 64.094
400
Shirts are on sale for $15.89 a piece and shoes are on sale for $21.75 a pair. How much money did I spend if I bought 2 shirts and a pair of shoes?
What is $53.53
500
Find the sum of 12.7 + 3.99 + 28.1
What is 44.79
500
Subtract 67.87 from 124.1
What is 56.23
500
Round 167.999 to the nearest hundredth
What is 168
500
Write the following in expanded form: Five hundred sixty-two and ninety-one thousandths
What is 5 x 100 + 6 x 10 + 2 x 1 + 9 x 1/100 + 1 x 1/1000
500
How does the value of the digit 7 in the tenths place compare to the 7 in the ones place? 567.78
What is the 7 in the tens place is 1/10 the size of the 7 in the ones place