Sharon puts 4 apples in a bag. There are 3 bags. How many apples are there all together?
12
100
I have 3 tables with 2 plates on each table. How many plates do I have?
6 plates
100
4 + 6 = 10
so 10 - 4 = ?
6
200
7+6=?
13
200
What is difference?
The answer in a subtraction problem
200
Tom has 5 toy cars, 3 toy trucks, and 7 toy racecars. How many toys does Tom have?
15
200
I have 3 trays with 6 cookies on each tray. How many cookies do I have?
18 cookies
200
7 + 9 = 16
so 16 - 9 = ?
7
300
8+5=?
13
300
What is an addend?
The numbers being added together
300
There are 15 marbles in a box. Then, Ms. Chapkis took some toys out of the box. Now there are 8 toys. How many toys did Ms. Chapkis take out of the box?
7 toys
300
I have 4 buckets with 3 marbles in each bucket. How many marbles do I have?
12 marbles
300
8 - 2 = 6
so 6 + ? = 8
2
400
9+6=?
15
400
What is a related fact?
addition and subtraction problems that have the same whole and parts.
400
Jerry counts 9 stars. Sarah counts one more star than Jerry. How many stars did they count in all?
19
400
I have 4 rows of counters with 6 counters in each row. How many counters do I have?
24 counters
400
Write one related fact to this equation..
5 + 7 = 12
7 + 5 = 12
12 - 5 = 7
12 - 7 = 5
500
12+6=?
18
500
What is place value?
The value of the digits in a number.
500
Doug has 9 erasers. Liz has 5 erasers. Write a number sentence to show how many fewer erasers Liz has than Doug.
9-5 = 4
500
I have 8 rows of 4 counters. How many counters do I have?
32 counters
500
Write 2 related facts to this equation...
9 + 5 = 14