unit 6 Math test

Which is the difference of 53 – 4?

• 46

• 47

• 48

• 49

Mr. Musial has 62 apples. He gives away 28 of the apples. How many apples are NOT given away?

• 36

• 34

• 32

• 24

A pet store has 58 goldfish. The store also has 23 sunfish. 7 fish are sold. How many fish are NOT sold?

• 88

• 75

• 74

• 28

Dan has 58 shells. Kelsey has 6 fewer shells than Dan. Kelsey gives 8 shells to her friend. Part A: Which pair of equations should be used to find how many shells Kelsey has now?

• 58 – 6 = 52

  52 – 8 = 44

• 58 – 6 = 52

  52 + 8 = 60

• 58 + 6 = 64

  64 – 8 = 56

• 58 + 6 = 64

  64 + 8 = 72

Dan has 58 shells. Kelsey has 6 fewer shells than Dan. Kelsey gives 8 shells to her friend. Part B: How many shells does Kelsey have now?

• 44

• 56

• 60

• 72

Marvin wants to find 75 – 32 using place-value blocks. Will Marvin need to regroup blocks to find the difference? Which is correct?

• Yes; 75 should be regrouped as 7 tens and 15 ones.

• No; Regrouping was not used.

• Yes; 32 should be regrouped as 2 tens and 12 ones.

• Yes; 75 should be regrouped as 6 tens and 15 ones.

Carrie makes 42 muffins for a bake sale. She sells 17 muffins on Monday. She sells 23 muffins on Tuesday. How many muffins does Carrie have left to sell? Part A: Which pair of equations should be used to find how many muffins Carrie has left to sell?

• 42 – 17 = 25 25 – 17 = 8

• 42 + 17 = 59 59 – 23 = 36

• 17 + 23 = 40 42 – 40 = 2

• 42 + 23 = 65 65 – 23 = 42

Carrie makes 42 muffins for a bake sale. She sells 17 muffins on Monday.

She sells 23 muffins on Tuesday.

How many muffins does Carrie have left to sell?

• 36

• 8

• 2

• 42

Mark the problem that you will use regrouping of place-value blocks to solve.

• 88 – 25

• 75 – 68

Jackie has 71 crayons. Brad has 54 crayons. Mark has 35 crayons. How many fewer crayons does Mark have than Jackie?

• 17
• 25
• 36
• 42