Addition and Subtraction
7+7
14
What time is one hour after 1:00pm?
2:00pm
10, 20, 30, ____
40
How many ones are in 98?
8
true or false: 7 = 5 + 4
false
15-0
15
What time is three hours before 5:00pm?
2:00pm
25, 50, 75, _____
100
How many tens are in 43, 316?
10 or 1 ten
3+4= 5+1 True or false
false
3+3+3+3
12
What time is midnight?
12:00 am
1, 4, 9, 16 ____
25
How many thousands are in 110, 423?
0
to make this equal: 3+5= 4+____
4
14-7
7
What time is 1 hour and 30 minutes after 6:00am?
7:30 am
102, 98, 94, _____
90
How many ten thousands are in 224, 557?
20,000 or 2 ten thousands
to make this equal: 1+9=12- ____
2
24-6
18
What time is 2 hours and 30 minutes before 1:00pm?
10:30 am
7, 12, 21, 35, _______
42
How many millions are in the millions column of
42, 345, 678 ?
2 million
12-3+5= 7+ ____
7