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Mental Math - 9/30/2020 Flashcards | StudBud
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Mental Math - 9/30/2020
Mental Math - 9/30/2020
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Answers
1
Which times tables is 30 in?
0 5 10
1 3 10 30
1 2 3 10
1 2 3 5 6 10 15 30
2
True or False? 4 is the 8 times tables
False
True
3
2 Times Tables
12
14
5
9
4
3 Times Table
5
24
16
11
5
which symbol is addition?
-
+
x
=
6
Which math vocabulary word or phrase describes this drawing?
repeated addition
array
multiplication equation
equal groups
7
What math vocabulary term best fits this definition?
GCF
prime number
LCM
composite number
8
Use mental math: 15 x 300
1500
450
15.300
4500
9
Which times tables is 25 in?
1 10
0 1 5 25
1 5
1 5 25
10
30 and 33 are both in the 3 times tables
False
True
11
Is the subtraction sentence true?
NO!
YES!
12
Which times tables is 100 in?
1 2 10 50 100
1 2 4 5 10 20 25 50 100
1 10 100
13
What is the multiplication sentence for this array?
4 x 3 = 12
2 x 4 = 8
4 x 4 = 8
4 x 4 = 16
14
Addition with Regrouping
80
90
80
85
15
Math vocabulary: What is this called?
product
denominator
quotient
numerator
16
Which times tables is 0 in?
0
0
0
0
17
Which times tables is 27 in?
0
1 3 4 7 9 27
1 3 7 9 27
1 3 9 27
18
Math vocabulary: What is this called?
numerator
denominator
product
quotient
19
2 Times Tables
12
100
20
8
20
Use mental math: 32 x 10
320
32.00
3.2
32
21
okay now, up to our times tables! 12x12=?
144
441
123
14
22
2 Times Tables
5
24
22
42
23
3x5 is in the 5 times tables?
True
False
24
2 Times Tables - Doing Well!
12
32
18
26
25
The minute hand is the .......
Shorter hand
Blue hand
Longer hand
Green hand
26
How many seconds are in a minute?
60 seconds
All of the above
60
60 minutes
27
Add the tens. Use mental math.
96
78
68
<p>69</p>
28
Which math vocabulary word or phrase describes this drawing?
multiplication equation
array
repeated addition
equal groups
29
Use mental math: 641 x 100
64100
641000
641.00
6410
