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Library

Unit 1 Post Assessment

Last updated over 5 years ago
15 questions
1

1 John’s book is 18 centimeters long. The book is 9 centimeters longer than John’s
pencil. How long is his pencil? Which of the following represents this situation?

1

Write three different addition equations for 15

1

Write three different subtraction equations with an answer of 6.

1

Fill in the 5 missing numbers in each equation below.

1

Find the missing number in each subtraction combination.

1

Paul watched an ant walk this path. How far did the ant walk?

1

Sam drew a line that was 48 cm long. Then he decided he wanted a longer line,
so he added some more to it. When he was finished, his line was 73 cm long.
How many centimeters did he add to his line?

1

Sara measured a poster. The first side of the poster was 81 cm long. The second
side was 53 cm long. How much longer was the first side than the second side of
the poster?

1

Ms. Flynn has 215 math and science books in her classroom library. Of the
books, 93 of them are math books. How many are science books?

1

Write an equation that could represent the beads on the left side of the number rack.
Lora says she can use 7 + 7 to figure out how many beads are on the left side.
How can she do that?

1

Write and solve an equation to match this problem: “The coach has 16 tennis balls
and 9 ping-pong balls in a bag. How many more tennis balls than ping-pong balls
are in the bag?”

1

16 – 8 is a Half fact. Write two other Half facts.

1

Della says that 7 + 8 is a Doubles Plus One fact. Do you agree with Della? Why or
why not?

1

Josh says that all the Doubles facts (6 + 6) have even sums. Do you agree with Josh?
Why or why not?

1

Rosa read 129 pages last week and 124 pages this week. Amy read 127 pages last
week and 109 pages this week. Who read more pages in all during this week and
last week? How many more pages did she read? Show your work with numbers,
pictures, or words.