Subtraction with Decomposition Quiz

What is the main objective of the lesson?

• To learn addition with regrouping

• To represent subtraction with and without decomposition

• To practice multiplication tables

• To understand division of fractions

In a number bond, what does the 'whole' represent?

• The product of two numbers

• The sum of all parts

• The quotient of a division

• The difference between two numbers

If Shelby has 35 oranges and 5 are rotten, how many are not rotten?

• 30

• 25

• 35

• 40

What is the result of 48 minus 6?

• 42

• 44

• 46

• 40

When subtracting 9 from 35, what must you do first?

• Add 10 to the ones place

• Unbundle a ten

• Subtract directly

• Multiply by 2

How many ones are left after subtracting 18 from 46?

• 6

• 10

• 8

• 4

What is the first step in solving 63 minus 48?

• Subtract directly

• Add 10 to the tens place

• Unbundle a ten

• Multiply by 2

How many problems did Tamara answer incorrectly if she got 48 correct out of 63?

• 25

• 20

• 10

• 15

In the Seesaw assignment, what should you do if you have more ones to take away than you have?

• Multiply the ones

• Add more ones

• Unbundle a ten

• Skip the problem

What is the final answer for 85 minus 38 in the Seesaw assignment?

• 45

• 47

• 50

• 43