Math

Lesson9

Lesson10

Lesson11

Lesson12

100

Write the answer in standard form

1 tenth + 2 tenths=

0.3

100

Write your answer in standard form

9 tenths - 3 tenths =

0.6

100

Draw the disk on the place value chart.

Write the equation.

Solve in standard form.

2 copies of 4 tenths

2 x .4 = .8

100

Identify the one reasonable product for the expression. Explain your reasoning using words, pictures, or numbers. Problem:2.1 x 3

0.63 6.3 63 630

6.3

200

Write answer in standard form

6 tenths + 3 thousandths =

.603

200

Write your answer in standard form

4 hundreds and 6 hundredths- 3 hundredths

400.03

200

Draw the disk on the place value chart.

Write the equation.

Solve in standard form.

4 groups of 5 hundredths.

4 x .05= 0.20

200

Identify the one reasonable product for the expression. Explain your reasoning using words, pictures, or numbers. Problem: 4.27 x 6

2560 256.2 25.62 2.562

25.62

300

Write answer in standard form

0.3 + 0.82

1.12

300

1.8-0.9

0.9

300

Draw the disk on the place value chart.

Write the equation.

Solve in standard form.

4 times 7 tenths.

4 x 0.7= 2.8

300

Identify the one reasonable product for the expression. Explain your reasoning using words, pictures, or numbers. Problem: 7 x 6.053

4237.1 423.71 42.371 4.2317

42.371

400

Write your answer in standard from

57.03+ 2.08

59.11

400

50.416-4.25

46.169

400

Draw the disk on the place value chart.

Write the equation.

Solve in standard form.

9 times as much as 7 tenths.

9 x .07= 6.3

400

Identify the one reasonable product for the expression. Explain your reasoning using words, pictures, or numbers. Problem: 3.14 x 7

2198 219.8 21.98 2.198

21.98

500

“The Marine Park walking trail is 1.28 km long. The Van Cortlandt Park walking trail is 1.02 km longer than Marine Park’s walking trail.”

Find the length of the Van Cortlandt Park walking trail

2.3 km

500

Mr. House writes 8 tenths - 5 hundredths on the board. Maggie said the answer is 3 hundredths because 8-5 is 3. Is she correct, why or why not?

Not correct because you can subtract hundredths from tenths.

500

Draw the disk on the place value chart.

Write the equation.

Solve in standard form.

6 thousandths times 8

.006 x 8 =0.048

500

Identify the one reasonable product for the expression. Explain your reasoning using words, pictures, or numbers. Problem: 9 x 4.82

4.338 43.38 433.8 4338

43.38