Add and Subtract
25-17
Name the coin worth 5 cents
nickel
Write in expanded form: 564
500 + 60 + 4
Mrs. Sorenson has 5 cookies. Emmalynn has 9 cookies. How many more cookies does Emmalynn have than Mrs. Sorenson?
9 cookies - 5 cookies = 4 cookies more
Write the number: 5 ten thousands, 2 thousands, 7 hundreds, 6 tens, 8 ones
52,768
120+6
126
How much would this be?
nickel nickel nickel nickel nickel
25 cents
What is the standard form for: 7 hundreds, 8 tens, 2 ones
782
How much is 2 quarters, 3 dimes, and 2 nickels?
_______ cents
90 cents
Add these large numbers: 759,302 + 85,312
844,614
130-9
121
What coin is worth $0.25
a quarter
Write the standard form: seven thousand twenty one
7,021
Theo can lift 76 pounds. Mrs. Sorenson can lift 94 pounds. How many more pounds can Mrs. Sorenson lift than Theo?
94 pounds - 76 pounds = 18 more pounds
How much time has passed?
If you start class with Mrs. Sorenson at 10:45 and it ends at 11:15, how long does the class last?
30 minutes
140+15
155
How many quarters make a dollar?
25, 50, 75, 1.00 = 4 quarters
712 271 721 217
Which is largest?
Which is smallest?
largest: 721
smallest: 217
Theo brought 12 pencils, Emmalynn brought 6 pencils and Mrs. Sorenson brought 22 pencils. How many pencils did they have altogether?
12 + 6 + 22 = 40 pencils
Emmalynn has 4 dollars and 13 cents. Theo has 3 dollars and 25 cents. How much money do they have in total?
7 dollars and 38 cents
125-7
118
How much do you have if you have 1 nickel, 1 dime, and 1 quarter?
40 cents
Place the commas correctly:
545454
545,454
If you START with a LARGE number and END with a SMALLER number, are you adding or subtracting?
Ex: 75 ____ 22 = 53
75 - 22 = 53
If you start with a large number, that is your total. You are SUBTRACTING if you end with a smaller number.
7 14 21 28 35 42 49
56 63 70 77 84 91
Name the 3rd number:
Name the 6th number:
3rd: 21
6th: 42