Multiply and Divide
Work with your group to show 3 ways to represent 7 x 5?
Cuisenaire rods, number lines, arrays, area model, groups of objects, a story, etc.
35, 7, 5 rods, 87 skips of 5 on a number line
7 rows of 5, a 7 x 5 rectangle, 7 groups of 5 marbles, 7 friends who each have 5 stuffed animals, 7 skips of 5 minutes on a clock, etc.
What is the value of the 3 in 4389?
What digit is in the thousands place?
300, 4
What is the sum of 354 and 289 =
643
Joey purchased a Snickers bar for $0.79, a Reese's for $0.59, and some Skittles for $1.09. How much did he spend in total?
$2.47
One thousand fifty-nine Write this number in standard form and expanded form.
1059
1000 + 50 + 9
If 65 cookies are divided equally by 8 friends, how many cookies do they each get? How many are leftover?
8 cookies each and 1 cookie leftover
What are the next 3 number in this pattern:
3790, 3590, 3390, _____, ______, ______
3190, 2990, 2790
697 + 386 =
1,083
Nora has 3 times more stickers than Bella. Ashleigh has 9 more stickers than Nora. Altogether they have 44 stickers. How many do they each have?
7 units + 9 = 44 stickers
7 units = 44 - 9 = 35
Bella has 1 unit = 35 divided by 7 = 5 stickers
Nora has 3 units = 15 Ashleigh has 3 units + 9 = 24
Check: 24 + 15 + 5 = 44
Round these numbers to the nearest hundred: 243 689 550 210
200 700 600 200
What is the quotient and remainder of 97 divided by 4? Explain how to check your answer.
quotient = 24
remainder = 1
What is the largest odd 4 digit # you can create using all 4 of these digits 7 9 4 2
9427
What is the difference between 2,000 and 546.
1454
Sophie sold 360 pies on Saturday and 120 more pies on Sunday than Saturday. She had 70 pies leftover. How many pies did she bake in all?
She baked 910 pies.
Scientists have recently discovered an alien species with 3 legs! They found a village of 231 aliens. How many legs does that group of aliens have?
The group of aliens has 693 legs
Use these 4 digits to create 2, 2 digit #'s with the smallest difference.
3 6 5 7
63 - 57 = 6
3,168 - 1,054 =
2,114
Juliana earned $353 a day and worked for 6 days and Daniel earned $294 a day for 7 days. Who earned more money? How much more?
Juliana:
2118 - 2058 = 60
Estimate the sum of 4859 + 1391 + 2560 by rounding to the nearest 1000.
5000 + 1000+ 3000 = 9000
A baker baked 840 cookies. if he puts 6 cookies in each bag. How many bags will he need?
140 bags
Count backwards from 2000 by 211.
2000, _____, ______, ______
2000, 1789, 1578, 1367
679 + _______ = 3,567
2,878
Jadon has $240. Nik has 3 times more than Jadon. Sawyer has $95 less than Nik. How much do they have altogether?
Nik $720 Sawyer $625
Altogether $240 + $720 + $625 = $1585
Isaac has 945 salamanders and Hawken has 587 salamanders about how many more salamander does Isaac have?
Estimate by rounding to the hundreds place and front-end estimation. Is your estimate the same?
Rounding to 100s: 900 - 600 = 300
Front-end Estimation: 900 - 500 = 400