Addition and Subtraction
What is the sum of 491 and 288?
779
Ms. Harrison had a bag of 600 cotton balls. Her students used all but 35 of the cotton balls on their projects. How many cotton balls did the students use on their projects?
565
Use = or ≠ to fill in the blank.
418+313 ____ 900-169
418+313 = 900-169
Jordan wants to solve the problem 85+32 by rounding to the nearest ten. What problem did Jordan solve using the rounded numbers?
A. 80+30
B. 90+30
C. 50+20
D. 90+40
What is 591+424?
1,015
Zeke has 283 crayons. Zach has 87 crayons. How many crayons do they have in total?
370
Is the following statement true or false?
38-12=40-26
False
Round 825 to the nearest ten.
830
Find the difference between 851 and 369
482
There were 613 ounces of water in a bucket. Sarah poured out 390 ounces of water out of the bucket. How many ounces are left?
223
Use = or ≠ to fill in the blank.
81+56 ___56+81
81+56=56+81
Sanville Elementary sold 229 pizza kits in the fall and 128 pizza kits in the spring. What is the best estimate of the total number of pizza kits sold?
300
Bassett High School made 940 shirts to sell at the football game. By the end of the game, 702 shirts were sold. How many shirts were left?
238
Is the following statement true or false?
719+346=842+199
False
A baker made 185 vanilla cupcakes and 241 chocolate cupcakes to take the market. About how many cupcakes did the baker make for the market?
400
What is the difference between 800 and 285?
515
Sanville Elementary collected candy for Halloween. 3rd grade collected 184 pounds, 4th grade collected 152 pounds, and 5th grade collected 160 pounds. How many pounds of candy did 3rd, 4th, and 5th grade collect in all?
496
Use = or ≠ to fill in the blank.
606-347 ___500-281
606-347≠500-281
Andrea needs 156 sheets of paper for her book project and 49 sheets of paper for her science project. What equation can be used to estimate the total number of sheets of paper Andrea needs?
A. 150+50=200
B. 160+40=200
C. 156+49=205
D. 160+50=210
D. 160+50=210