Important Vocabulary
Important Info
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Student Help
100
What is a dividend?
What is the amount being broken apart equally.
100
If I am adding or subtracting decimals, what must I always do?
What is line up the decimal and place values.
100
What is the quoiteint of 1,235 divided by 19?
What is 65
100
A student states that when we divide we will start in the smallest place value on the dividend. IS the Students thinking correct and how could we help them?
Student is incorrect and we could tell them we are undiong multiplication which starts in the smallest so we have to start in the largest place value.
200
When we work with a fraction what part tells me how many pieces I have?
What is the Numerator
200
If I am dividing a number where do I want to start?
What is the largest place value to undo the multiplication.
200
Marcus is packing 185 books into boxes to prepare for a move. If each box can hold up to 15 books, what is the minimum number of boxes he will need in order to pack every book?
What is 13 boxes.
200
A student showed their work below. How can we help them check that their answer is correct?
What is use the inverse operation
or
What is multiply the quotient and divisor
300
To check my work I will use the _______.
What is the inverse operation.
300
When dividing a whole number by a fractions, what is my quotient going to stand for?
What is the amount of groups we can make.
300
What is the product of 24.7 and 7.52?
What is 185.744.
300
A student gets stuck on solving a problem involving multiplying decimals. How could you help them finish the problem?
What is we can explain that we have to move the decimal back into the product.
400
What is a reciprocal?
What is the flipped version of the number that when multiplied it equals 1.
400
When dividing with decimals, what must I do to the divisor?
What is turn it into a whole number by multiplying with powers of 10.
400
Sarah has a piece of ribbon that is 5/6 feet and is needing to cut the ribbon into 4 equal pieces. How big will each piece of ribbon be?
What is 3 1/3 feet or 32/6 feet.
400
Another student states that when dividing fractions, we just divide across. Their work is below. Is the students thinking correct or incorrect and if incorrect, what do we do instead.
What is use the inverse property of multiplication (keep, change, flip)
500
When a need to add zeros to my problem I will have to __________.
What is Annex Zeros.
500
When I am dividing with mixed numbers, what should I always do with the mixed number?
What is turn it into an improper fraction.
500
Which problem can be answered by find the quotient of 4/5 รท 1/10?
a. A baker adds 1/10 cup of sugar to a bowl containing 4/5 cup of sugar. How much sugar is in the bowl now?
b. A shelf is 4/5 meter long. How many 1/10-meter long books can line up along the shelf?
c. A runner completes a lap in 4/5 hour, while another runner completes it in 1/10 hour. How much faster is the second runner?
d. A bottle contains 4/5 liter of juice. A glass holds 1/10 of the total juice in the bottle. How many liters are in the glass?
b. A shelf is 4/5 meter long. How many 1/10-meter long books can line up along the shelf?
500
Below is a students work for adding with a decimal. Explain their mistake.
What is they did not line up the decimal and place values.