Decimal Sums
6.43
11.4 - 6.6
4.8
Estimate the sum of 49 + 22.99 by rounding to the tens place.
70
What is the value of the digit in the thousands place? 92,495
2,000
Write 2 decimals equivalent to 2.070
2.0700
2.07
2.07000
Lawrence spent $1.89 on a bottle of paint and $0.45 on a brush. What was the total amount he spent?
$2.34
8 - 4.8
3.2
Estimate the difference: 87.2 - 9.9
80
What is the value of the digit in the hundredths place? 1,783.889
0.08
8/100
True or False
10 x 10 x 10 x 10 = 40
False
Amber bought a hardcover book for $23.70 and a paperback for $6.91. How much did she spend in all?
$30.61
Mr. Lee paid $65.38 for a pair of shoes and a hat. How much change did he get, if he paid with four twenty-dollar bills?
$14.62
Estimate the sum: 1.8 + 2.1 + 5.7
10
What is the value of the 4s in the number 348.24?
40 and 0.04 (4/100)
Write in standard form: seventy-nine thousand, four hundred eight and five thousandths.
79,408.005
Ed is training for a race. He ran 12.56 miles on one day, 12.98 miles the second, and 13.04 miles the third day. What is his combined distance for the first three days?
38.58
Which decimal makes this equation true? 4.95 + ? = 12.1
7.15
Estimate the sum of $12.15, $16.85, and $1.74 by rounding each number to the nearest tenth.
$30.80
Write a number that has a 9 in the thousands place, a 2 in the ones place, and a 5 in the thousandths place. Use zeros to fill any missing place values.
9,002.005
50 + 2 + 0.8 + 0.09
Kassandra has a rectangular patio in her backyard. The patio is 12.74 meters long and 5.45 meters wide. What is the total perimeter of her patio?
36.38 m
Alberto ran 15.6 km on Monday, 12.8 km on Tuesday, and 6.5 km on Wednesday. Dennis ran 11.25 km on Monday, 14.6 km on Tuesday, and 8 km on Wednesday.
Who ran farther?
How much farther?
Alberto
1.05 Km
Kayla’s dollhouse has 15.15 square feet downstairs and 6.45 square feet upstairs. What is the estimated total area if you round the decimals to the nearest whole number?
90
Write in standard form
(3 x 10 ) + (4 x 1/100) + ( 9 x 1/1000)
30.049
26,000 - 15,781
10,219