Say What?
Mental Math
100 + 900 =
1000
Mental Math
60 - 10
50
345 + 134 =
479
What is the value for the digit 5?
135
5
There are 57 students in elementary and 44 students in middle school. How many students in all?
101
Mental Math
50 + 50 + 10
110
Mental Math
250 - 155
95
98 + 499 =
597
How many tens are in 784?
8
Maggie has 17 bracelets. She gave 5 away. How many does she have left?
12
5 + 5 + 5 + 5 + 5
25
562 - 324
155 + 245 =
400
How many hundreds?
1,758
7
Mallory has 64 beads and Hillary has 33 beads. How many beads do they have in total?
Mental Math
56 + 12
68
649 - 555
94
MENTAL MATH
10 + ___ = 241
231
What place is the digit 8?
8,329
Thousands
How many more shells does Karen have than Sarah?
Karen 345
Sarah 223
122
Mental Math
1048 + 202 =
1250
Jack went to the store to buy groceries. His total was $40.50. He gave the cashier $45.00. How much change did he get?
$4.50
98 + 27 =
125
What number is in the ones place?
267,543,021
1
Sam has 123 rocks, Frank has 144 rocks and James has 234 rocks. How many rocks do they have in total?
501