Place Value
Add and Subtract Decimals
Power of 10
Rounding
Add and Subtract Fractions
100

What Is the decimal form of:

4 x 10 + 3 x 1/10 + 1 x 1/100

4.31

100

601.23 + 49.99

651.22

100

10.50 x 100

1050.0

100

Round to the nearest tenths:

1.06

1.1

100

Mr. Romero is baking cookies. He uses 1 ⅓ cups of flour, ⅙ cups of baking soda, and ¾ cups of chocolate chips. How many cups of the whole mixture is used to bake the cookies?

2 3/12 or 2 1/4

200

What is the Decimal form of:

3 x 1000 + 2 x 1 + 8 x 0.01 + 6 x 0.001

3,002.086

200

500.00 - 98.99

401.01

200

127.9 divide by 100

1.279

200

Round to the nearest Hundredths:

123.052

123.05

200

1 5/6 + 2 5/8

4 1/24

300

What is the Decimal Form of:

5 x 100 + 9 x 10 + 5 x 1 + 4 x 1/10 + 7 x 1/1000

595.407

300

Mr. Romero went to the store and bought a candy for 1.99, chips for 3.99, and Coke Zero for 2.30. Mr. Romero gave the cashier 20.00 dollars. How much change does he have leftover?

11.72

300

0.109 x 10^3

109

300

Round to the nearest Hundreds:

159.063

200.00

300

 3 ⅜  -  1 ½

1 7/8

400

What is the Decimal Form of:

2 x 1000 + 4 x 100 + 6 x 10 + 1 x 1 + 3 x 1/10 + 6 x 1/100 + 9 x 1/1000

2461.369

400

Mr. Romero went to Best Buy and bought some cool technology. He bought a new Chromebook for $499.99 and a speaker for $249.99. He gave the cashier $1000.00, how much change does he have leftover?

250.02

400

What is 1000 written as a power of 10 in exponent form?

10^3

400

Round to the nearest Hundredths:

987.564

987.55

400

Mr. Romero found shiny rocks that were 5 ⅓ pounds, another that is 2 ¾ pounds, and one that is 1 ⅞ pounds. What is the difference between the biggest rock and the smallest rock?

3 11/24

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