add
12+4=
16
Tom has 8 apples. He gives 3 apples to his friend. How many apples does Tom have now?
Tom has 5 apples.
_______
| |
| |
|_______|
rectangle
1x10
10
1x1
1
20+5=
25
There are 15 birds sitting on a tree. 6 birds fly away. How many birds are left on the tree?
There are 9 birds left on the tree.
_____
| |
|_____|
square
5x10
50
3x1
3
60+40=
100
Emily has 25 candies. She eats 12 candies. How many candies does Emily have now?
Emily has 13 candies remaining.
/\
/ \
/____\
tryangle
2x10
20
5x1
5
100+1000=
1100
There are 40 stars in the sky. 18 stars disappear behind a cloud. How many stars can you still see?
You can still see 22 stars.
O
circle
9x10
90
7x1
7
10000+10000=
20000
Amy has 50 stickers. She gives 27 stickers to her brother. How many stickers does Amy have left?
Amy has 23 stickers remaining.
****
* *
* *
half of tryangle
10x10
100
10x1
10