Mastering UIL Number Sense Multiplication Short-cuts
Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Practice Problem
•
Medium
+6
Standards-aligned
Aiden Montgomery
Used 9+ times
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in multiplying 11 by 32 mentally?
Write down the number 3
Add the digits 3 and 2
Write down the number 2
Multiply 3 by 2
Tags
CCSS.4.NBT.B.5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When multiplying by 11, what do you do after writing down the last digit?
Divide the digits
Multiply the digits
Add the digits
Subtract the digits
Tags
CCSS.3.OA.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the technique called when multiplying by 12?
Double and divide
Double and add back
Half and add back
Double and subtract
Tags
CCSS.5.NBT.B.7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the 'double and add back' technique, what is the result of doubling 2 and 3 in 32 times 12?
2 and 3
4 and 6
6 and 8
4 and 5
Tags
CCSS.5.NBT.B.5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the easier method for multiplying by 15 if the number is even?
Half and add back
Double and subtract
Double and add back
Double and half
Tags
CCSS.4.NF.B.4B
CCSS.4.NF.B.4C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is half of 32 in the 'double and half' technique?
32
8
16
4
Tags
CCSS.3.OA.C.7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When multiplying by 25, what do you do with the number you are multiplying?
Multiply by 4
Divide by 4
Subtract 4
Add 4
Tags
CCSS.5.OA.B.3
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