Addition
5+10=
15
8-6=
2
Andy had $28. He spent $5 on a book. How much money does he have left?
Remember our strategies!!
$23
100-7=
Show me take ten strategy
93
23+40=
Show me a strategy
63
10+7=
Show me a number bond
17
78-3
show me take from ones
75
Carissa had $30. She spent $8 on a toy.
Isaac had $40 and got $4 more.
Carissa says she has more money. Is she right?
Prove her right or wrong by using pictures, numbers or words.
Carissa is wrong. She has $22.
Isaac has $44 dollars.
54+20=
Show me add the tens strategy
74
50-6=
Show me a strategy
44
54+2=
Show me add the ones strategy
56
78-30=
Show me take from tens
48
Mark had a stick of 9 linking cubes. His friend gave him 4 yellow linking cubes. How many linking cubes does Mark have now?
Show me the tape method.
13
Mr. Minsal has 95 pieces of candy. He gives away 8 pieces. How many does Mr. Minsal have now?
87 pieces of candy.
100-8=
Show me a strategy
92
54+20
Show me add the tens strategy
74
50-6=
Show me take a ten strategy
44
Lisa has 2 blue beads and 9 purple beads. How many beads does Lias have in all?
Show me make a 10, using Unit form.
11 beads in all
120-6=
Show me take ten strategy..
114
200-5=
Show me a strategy
195
50+30=
Show me unit form...RDW
80
90-5=
Show me take a ten strategy
85
Show me the strategy you used.
55
135,234+221,321=
Show me a strategy and explain(out loud)
356,555
0-30=
-30