Finding the difference means to...
SUBTRACT!
24 + 81 + 17
122
99 - 45
54
Ms. M gives you a strip diagram that is missing a part. If you know the whole and one part, what operation will you do to find the missing part?
SUBTRACT
276 + 159
435
298 - 106
192
There are 330 cans of vegetables and 263 cans of fruit in the pantry. How many fewer cans of fruit are there than cans of vegetables?
67
986 + 63
1,049
500 - 418
82
The school cafeteria bought 578 cartons of milk in January and February. They bought 292 in January. How many did they buy in February?
286
112 + 109 + 94
315
349 - 281
68
Ms. Powell had 212 pencils. A student brought her 184 more. Then, a different student broke 93. How many pencils does Ms. Powell have now?
303
827 + 436
1,263
1,234 - 536
698