Column Addition
3+6+2=?
11
83
Add 34+23 on a number line
57
25+62=?
87
6+2=___+4
4
10+8+5=?
23
65+88=?
153
Add 45+67 on a number line
112
85+35=?
120
12+8=____+10
10
28+31+18=?
77
285+435=?
720
Add 156+32 on a number line
188
880+91=?
971
7+4=9+____
2
Miss Parnagian went to the store. She bought 12 erasers, 45 pencils, 32 notebooks, and 18 crayon boxes. How items did she buy altogether?
107
895+456=?
1351
Add 523+130 on a number line
653
523+120=
643
10=2+___+3
5
191
1523+543=?
2066
Add 456+243 on a number line
699
685+114=?
799
Miss Parnagian solved the this equation 49+31 below. Is she correct? How did her addition strategy work?
Miss Parnagian is correct