Backwards Math
Rounding
Ball Park Estimate
Borrowing
Story Problems
100
5+______=26
21
100
12
10
100
13+21=
10+20+30
100
26 - 17 ------------
9
100
The witch had 30 candy bars, she gave 12 away to one child and 3 away to another. How many candy bars does she have left?
15
200
90=40+__________
50
200
24
20
200
41-23=
40-20+20
200
41 - 29 ------------
12
200
There are 80 witches in a room. If each which has 2 shoes on, how many shoes are in the room?
160
300
18= 9 x _____
2
300
96
100
300
45+34=
50+30+80
300
62 - 39 ------------
23
300
Each witch has 2 gloves. If there are 60 witches and each witch loses one glove, how many gloves are left?
60
400
_______=60+47
107
400
145
150
400
112+43=
110+40+150
400
74 - 46 ------------
28
400
A witch gave away 46 sweets. If she has 14 sweets left, how many sweets did she begin with?
60
500
80=150-______
70
500
1,142
1,140
500
1,032+24=
1,030+20=1,050
500
142 - 109 ------------
33
500
Each which has 1 PAIR of toe-less shoes. If there are 56 shoes in the room, how many witches are there?
28
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