Round to Estimate
Will a number round down or will it round up if the last digit in that number ends with 0 1 2 3 4?
Round that number down
Rename when there are 10 or more
Order numbers from least to greatest
123 120 97 116
97 116 120 123
Subtract. Write the difference
78 - 52 =
26
Subtract. Solve
745 - 450 =
295
Round to the nearest 100
Estimate and Solve
342 + 267 =
300 + 300 = 600
342 + 267 =609
Add. Solve
576 + 251 =
827
Add. Solve
271 + 320 + 142 =
733
How many tens are in the following number
372
7 tens or 70
Subtact. Solve
563 - 249 =
314
Avril brought 3 cookies to share with the class. Luke brought 3 brownies to share with the class. Soreniti brought 3 ice cream cones to share with the class. How many desserts does the class have altogether to share?
3 + 3 + 3 = 9 dessert to share
Soreniti and Avril ordered 142 pounds of chicken for the school lunch on Monday. Luke ordered 161 pounds of hamburger meat for the school on Tuesday.
On which day was the most meat ordered?
Tuesday - 161 pounds Luke ordered
Luke took pictures of the class field trip. He took 21 pictures of the girls at the park. He took 43 pictures of the boys at the park. He also took 36 pictures of the scenery. Write the equation to find out how many total pictures Luke took and solve.
21 + 43 + 36 = 100 pictures total
Avril, Soreniti and Luke planted flowers in the garden on Friday. They started with 35 plants. Luke planted 15 plants. Avril planted 10 plants and Soreniti planted 5 plants. Write the equation to find out how many plants they still have left to plant
35 - 15 - 10 - 5 = 5 plants left to plant
Luke sorted 125 photos. He had 65 photos of the mountains and 17 photos of the beach. The rest of the photos were of Avril and Soreniti together. How many photos total were of Avril and Soreniti together?
65 + 17 = 82
125 - 82 = 43 phots total