Addition Properties/ Subtraction Rules
Estimation
Estimate/ Exact Answer
Addition
Subtraction
100
(323 + 343) + 24=
Associative Property
100
Round to the tens place and estimate: 456 + 23=
What is 460 + 20= 480
100
A family drove 184 miles to visit friends and then drove 213 miles to the beach. About how many miles did they drive total?
What is 400 miles?
100
1,232+4,656=
What is 5,888
100
45,000-656=
What is 44,344
200
______ + 232= 232
What is zero and the Identity Property?
200
Round to the hundreds place, then solve: 454 + 566
What is 500 +600= 1,100
200
A zoo has 2 giraffes that each eat 120 pounds of grass a day. Is 370 pounds of grass enough to feed them for 2 days? Exact answer or estimate?
What is no, exact answer?
200
45,656+123=
What is 45,779
200
989-699=
What is 290
300
True/ False: Subtraction has rules only.
True
300
To estimate, you __________.
round
300
While on vacation, Jayla took 52 pictures, Alex took 78 pictures, and Samantha took 64 pictures. About how many pictures did they take altogether?
What is about 190 pictures?
300
There are 4,585 students who rode the bus to school today. There were 3,369 students who came to school another way. How many students were there at school?
What is 7,954 students
300
401-98=
What is 303
400
1+2+3= 3+2+1
Commutative Property
400
Round to the thousands place and solve. 44,567 +121,565=
What is 45,000 + 122,000= 167,000
400
Logan was shopping for school clothes and purchased the following: a sweater for $29, a coat for $95, and a pair of shoes for $45. How much did he spend?
What is $169.
400
297+608=
What is 905
400
6,000-565=
What is 5,435
500
Complete the equation and identify the rule/ property: 32-____= 32
What is 0 and subtraction rule 2?
500
About how many feet of wood should I purchase to build my fence if it is a perfect square and each side measures 67 feet?
What is 280 feet?
500
Mrs. Howell's class read 123 minutes per day for 7 days. About how many minutes did they read?
What is about 700 minutes?
500
6,824+349=
What is 7,173
500
51,239-46,656=
What is 4,583
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