Monday, October 19
Find the sum of 29,092 and 18,327.
Find the difference between 29,092 and 18,327. =
Solve using mental math.
456 x 10 = _________ 456 x 100 = __________
354 x 10 = _________ 354 x 100 = __________
726 x 10 = _________ 726 x 100 = __________
What do you notice?
Study the number 939,532. How many times more is the three in the ten thousand’s place as compared to the three in the ten’s place?
Think: As a digit moves from the ten’s place to the ten thousand’s place, the value of the digit increases by ________________.
Tuesday, October 20
Estimate first by rounding to the nearest thousand;
Estimate by rounding to nearest thousand.
then find exact sum.
Then, find the exact difference.
38,983 - 5942 =
38,983 + 5942 =
Estimated sum: Exact sum: Estimated difference: Exact difference:
Compare each using >, <, or =.
Compare the fractions using the model below.
2/3 _______ 3/4
4. Use the grid to multiply: 56 x 34
The product is _______________
Weekly Homework
Draw an area model to show: 53 ÷ 5
(Think area model or Singapore math model.)
Wednesday, October 21
Brian’s grandmother made 350 cookies for the bake sale. If there are 50 scouts, how many cookies will each boy need to sell? How could you use the model below to find the answer?
Circle the prime numbers.
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
What patterns do you notice?
The estimated current population of Gwinnett County is 824,941. Round this number to the nearest:
Hundred _______________________________
Thousand ______________________________
Ten Thousand __________________________
Hundred Thousand ______________________
List the factors. 13 _______________ 33________________________ 63_____________________
Thursday, October 22
At the regional cheerleading competition last weekend, the concession stand sold 1,751 sodas on Saturday and 2,015 sodas on Sunday. About how many fewer sodas were sold on Saturday than Sunday?
a. 200 b. 264 c. 300 d. 364
During the magazine fund raiser, Matthew sold 34 subscriptions, David sold 29, and Joseph sold 18 more than David. How many magazine subscriptions did Joseph sell? _____________
What information was unnecessary?
3. Thomas wants to buy 5 packs of baseball cards. Each pack costs $1.79. He only has $9. What is the quickest way for Thomas to figure out if he has enough money to buy all five packs?
a. round $1.79 and add five
b. round $1.79 and add it five times
c. round $1.79 and multiply by five
d. round $1.79 and subtract it from nine
Find the sum of 29,092 and 18,327.
Find the difference between 29,092 and 18,327. =
Solve using mental math.
456 x 10 = _________ 456 x 100 = __________
354 x 10 = _________ 354 x 100 = __________
726 x 10 = _________ 726 x 100 = __________
What do you notice?
Study the number 939,532. How many times more is the three in the ten thousand’s place as compared to the three in the ten’s place?
Think: As a digit moves from the ten’s place to the ten thousand’s place, the value of the digit increases by ________________.
Tuesday, October 20
Estimate first by rounding to the nearest thousand;
Estimate by rounding to nearest thousand.
then find exact sum.
Then, find the exact difference.
38,983 - 5942 =
38,983 + 5942 =
Estimated sum: Exact sum: Estimated difference: Exact difference:
Compare each using >, <, or =.
- 276 _____ (2x 100) + (87x 0) + (6 x 1)
- 38,383____ 38,338
- 19 x 6 ____ 17 x 7
- 2/3 _____ 23
Compare the fractions using the model below.
2/3 _______ 3/4
4. Use the grid to multiply: 56 x 34
The product is _______________
Weekly Homework
Draw an area model to show: 53 ÷ 5
(Think area model or Singapore math model.)
Wednesday, October 21
Brian’s grandmother made 350 cookies for the bake sale. If there are 50 scouts, how many cookies will each boy need to sell? How could you use the model below to find the answer?
Circle the prime numbers.
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
What patterns do you notice?
The estimated current population of Gwinnett County is 824,941. Round this number to the nearest:
Hundred _______________________________
Thousand ______________________________
Ten Thousand __________________________
Hundred Thousand ______________________
List the factors. 13 _______________ 33________________________ 63_____________________
Thursday, October 22
At the regional cheerleading competition last weekend, the concession stand sold 1,751 sodas on Saturday and 2,015 sodas on Sunday. About how many fewer sodas were sold on Saturday than Sunday?
a. 200 b. 264 c. 300 d. 364
During the magazine fund raiser, Matthew sold 34 subscriptions, David sold 29, and Joseph sold 18 more than David. How many magazine subscriptions did Joseph sell? _____________
What information was unnecessary?
3. Thomas wants to buy 5 packs of baseball cards. Each pack costs $1.79. He only has $9. What is the quickest way for Thomas to figure out if he has enough money to buy all five packs?
a. round $1.79 and add five
b. round $1.79 and add it five times
c. round $1.79 and multiply by five
d. round $1.79 and subtract it from nine