say what
mental math 30+30
60
what is 20-10
10
37 + 70 =
107
2 x 12
24
24/4
6
Mental Math
7 x 7 = ?
What is 49
Fiona wants to buy a phone charger worth $42, but she only has a $50 bill How much change will she receive?
$8
345,134 + 56,134 =
401,268
50 x 2 =
100
42 divided into 6 groups
7
Mental Math
60 divided by 3=
What is 20
60 - 31 =
29
98 + 499 =
597
576 x 5 = ?
2,880
40 divided into 5 groups
8
Mental Math
3x3x3
What is 27
54,642-318
54,324
30 + x = 951
x = 921
12 x 7 =
84
45 divided into 9 groups
5
9 x 8
72
562-191
371
155 + 245 = ?
400
345 x 8 =
2,760
100 divided into 4 groups
25