Based Ten Blocks
Use place value blocks to solve.
32+9
41
Break apart to solve.
46+37
/ \ / \
40 6 30 7
40+30= 70
6+7= 13
70+13=83
27 students are eating lunch. More students join them. Now 63 students are eating lunch. How many students joined them?
63 students
Kim has 12 jackets. She gives 8 away to charity. Then her mom brought her 3 more jackets. How many jackets does she have now?
7 jackets
Use place value blocks to solve.
8+41=
49
Break apart to solve.
29+63
/ \ / \
20 9 60 3
20+60=80
9+3=12
80+12=92
Students ride buses to the museum. 28 students ride Bus A. 27 students ride Bus B. How many students ride in both buses?
55 students
There are 15 students in class. 10 go to lunch. Then 2 more go to lunch. How many students did not go to lunch?
3 students
Use place value blocks to solve.
38+16+17
71
Break apart to solve.
17+77
1 7 + 7 7
/ \ / \
10 7 70 7
10+70=80
7+7= 14
80+14=94
Kelly has 46 beads. Her sister gives her 28 more beads. How many beads does Kelly have now?
74 beads
Kyle has 15 shells. Leah has 6 more shells than Kyle. How many shells do they have all together?
21+15=36
36 shells
Use place value blocks to solve.
21+16+32
69
Break apart to solve.
65+7+13
6 5 + 7 + 1 3
/ \ | / \
60 5 7 10 3
60+10= 70
5+7+3=15
70+15= 85
Lana has 24 crayons. Then she gets some more crayons. Now she has 42 crayons. How many crayons does Lana get?
24+__=42
24+18=42
Jim catches 14 bugs. 5 flew away. Then Jim catches 19 more. How many bugs does Jim have now?
28 bugs
Use place value blocks to solve.
22+21+9+18
70
Break apart to solve.
38+14+22
/ \ / \ / \
30 8 10 4 20 2
30+10+20= 60
8+4+2=14
60+14=74
Mariah has 17 pieces of candy. Kendra has some too. Together they have 56 pieces of candy. How many pieces of candy does Kendra have?
17+__=56
39 pieces of candy
Sara has 19 bananas. She buys 8 more. Then Sara gives some bananas to her sister. Now she has 10. How many bananas did Sara give to her sister?
19+8=27
27-___=10
17 bananas