Vocabulary
What is a quotient?
0.67 - 0.31
What is 0.36
Write 485,002,015.1 in words.
four hundred eighty-five million, two thousand, fifteen and one-tenth
519 x 4
2,076
2.35 x 0.01
What is 0.0235
The top number in a fraction. The parts being considered.
What is a numerator?
80.01 + 2.89
what is 83
Compare 9.327 and 9.236
9.327>9.236
81 x 46
3,726
A hiker walks 2.75 miles in the morning and 1.48 miles in the afternoon. Later, the hiker realizes 0.6 miles of the afternoon distance was counted twice.
How many miles did the hiker actually walk?
What is 3.63 miles
Name two properties that can be used to add/multiply groups of numbers.
What is the Associative and Commutative Property?
98 + 3.79
What is 101.79
60 is 1/100 of ____?
what is 6000?
Use the area model to show 41 x 23
show ms. nellie your work.
Which is greater:
4.506 + 2.4 or 6.89 − 0.012?
Show your work and explain your reasoning.
6.906 is greater
What is a factor?
17._4 - 9.3_=_.38
17.74-9.36=8.38
4.035 written in expanded form.
What is 4 x 1 + 3 X 1/100 + 5 x 1/1000?
0.5 x 4.5
2.25
A bottle holds 5.6 liters of juice.
0.75 liters are poured out each time.
After 3 pours, how much juice is left?
Explain your steps.
Amount poured out:
0.75×3=2.25
Juice left:
5.6−2.25=3.355 liters
A math statement made up of numbers and operations (such as +, −, ×, ÷) without an equals sign.
What is a numerical expression?
List the questions to ask yourself when solving word problems.
1. What is it asking me to find?
2. How many steps are there?
3. What operations am I going to use?
4. Is my answer reasonable?
Use the digits 7,8, and 9 to make the comparison true.
36._4<3_._4
sample answer
36.74<38.94
19.1 x 8.5
162.35
A student says:
4.2+3.85=7.07
Is the student correct?
If not, explain the mistake and find the correct sum.
The student did not line up the decimal points correctly.
Correct calculation:
4.20+3.85=8.05