Adding Decimals
24 tenths + 8 tenths = _______________ tenths
___________ ones ______ tenths
___________________ standard form
32 tenths = 3 ones 2 tenths = 3.2 standard form
1.8 - 0.5 = ________ tenths - ________ tenths
= ______________________ tenths
= ______________________ standard form
18 tenths - 5 tenths = 13 tenths = 1.3
Solve using a place value chart.
4 thousandths times 3
0.012
5 groups of _______thousandths is 0.045.
0.045 ÷ 5 = ________
9 thousands
0.009
2.1 × 3
Answer will be about: 0.63 6.3 63 630
6.3
45.82 + 92.54
138.36
54 - .015
53.985
Solve using a place value chart.
6 times 4 hundredths
24 hundredths = 0.24
3 groups of _____tenths is 1.5.
1.5 ÷ 3 = _________
5 tenths
0.5
10 - 2.25
The difference will be about 10.3 7 8
8
462.8 + 16.27
479.07
54.28 - 27.153
27.127
Solve using area model
9 x 3.65
32.85
Solve using long division.
0.78 ÷ 3 =
0.26
5.005 + 2.012
The sum will be about .1 .017 7
7
75.604 + 22.296
97.9
9.334 - __________________ = 4.201
5.133
Solve using an area model
5 x 2.34
10 ones + 15 tenths + 20 hundredths = 11.7
Solve using long division 5.835 / 3
1.945
85 - _________________ = 27.485
57.515
For his parents’ anniversary, Danny spends $5.87 on a photo. He also buys a balloon for $2.49 and a box of strawberries for $4.50. How much money does he spend all together?
$12.86
Jake bought a pencil pouch for $7.39. He gave the cashier a ten-dollar bill. How much change did he receive?
$10.00 - $7.39 = x x = $2.61
Leanne multiplied 8 × 4.3 and got 32.24. Is Leanne correct? Use an area model to explain your answer.
No because 8 x 3 tenths is 2.4
Solve using long division
17.45 ÷ 5 =
3.49
Beth bought a pair of shorts for $12.25, a shirt for $7.99, and a necklace for $5.33. (All items were tax-free.) She gave the cashier two $20 bills. How much change did Beth receive?
$40.00 - $25.57 = x x = $14.43