Rounding
Estimating
Modeling
Multiplying & Dividing
Word Problems
100
What is 52.065 rounded to the nearest tenth?
What is 52.1.
100
Mrs. Whitaker spent a total of $86.18 when purchasing 10 educational videos online. Approximately how much did each video cost?
What is $9.00.
100
What equation is modeled?
What is 0.4 x 0.3 = 0.12
100
(21)(0.6) =
What is 12.6
100
Gilbert bought a new phone. The price of the phone includes an 8 with a value of 8/10. Which of the following could be the price of Gilbert’s new phone?
What is...
F $180.08
G $280.85
H $108.58
J $800.00
200
What is 789.003 rounded to the nearest hundredth?
What is 789.00.
200
Estimate to find an approximate total.
9.87 + 4.29 =
What is 14.0
200
What equation is modeled below?
What is 0.6 x 0.7 = 0.42
200
Solve.
9 + 2(3.5 x 2) - 7
What is 16
200
Marnie scored five hundred forty-six and two hundred thirty-four thousandths points on a video game. What is this number in standard form?
What is 546.234.
300
Round three hundred seven thousandths to the nearest hundredth.
What is 0.31.
300
Estimate to find an approximate product:
3.2 x 2.8
What is 9
300
The model below matches which equation?
What is 1.6 divided by 8 equals .2.
300
Solve.
8.58 divided by 12
What is .715
300
Jenna spent fifteen and fifty-two thousandths hours working on her science fair project. How is this number written in standard form?
What is 15.052.
400
Round 12.369 to the nearest whole number.
What is 12.
400
Explain how you would estimate to find the product of 23.071 and 5.97.
What is... 23.071 is about 20 and 5.97 is about 6. The product of 20 and 6 is 120.
400
Solve.
What is .21.
400
21.4 ÷ 4 + 2 x 100
What is 205.35
400
Which shows three hundred forty-four thousandths written in expanded notation?
F (3 × 100) + (4 × 10) + (4 × 1)
G (3 × 100) + (44 × 1,000)
H (3 × 0.01) + (44 × 0.001)
J (3 × 0.1) + (4 × 0.01) + (4 × 0.001)
500
Explain how to round fifty-three and two hundred eighty-seven thousandths to the nearest tenth.
What is...
500
True or False: Estimating decimal numbers can help us to check for reasonable answers.
Example: 3.46 x 9.76 is about 30.
What is YES!
500
What expression is represented?
What is 1.2 divided by 3.
500
Explain how you would solve an equation where the dividend is 19.34 and the divisor is 20. What is the quotient?
What is .967
500
A wooden board is 1.878 meters long. What is the value of the 7 in the number?
A 7
B 0.7
C 0.07
D 0.007