Mental Addition
5 + 9 =
5 + 9 = 14
1 2 4
+ 3 5 5
479
749 + 965 =
1,714
There were 380 people at the park. Suddenly, 467 more people came to the park. How many total people were at the park?
847 people
A computer costs $1,299 and an iPad costs $849. What is the price of the two items together?
$2,148
6 + 6 =
6 + 6 = 12
8 6 0
+ 3 9
899
1, 9 8 0
+ 2, 8 0 9
4,789
A factory made 6,700 pencil sharpeners on Friday. 438 more sharpeners were made on Monday than on Friday. How many sharpeners were made on Monday?
7,138 pencil sharpeners
4,899 + 23 =
4,922
12 + 7 =
12 + 7 = 19
4, 7 X 1
+ X, 1 5 7
7 , 8 8 8
X = 3
6, 5 9 X
+ 2, X 8 1
9, 3 X 8
X = 7
There are 599 sunflowers in the public garden. There are 328 more roses than sunflowers. How many TOTAL flowers are there in the garden?
1,526 total flowers
The sum of 3,456 and 988 is ___________ less than 5,444.
1,000
13 + 9 =
13 + 9 = 22
8, X 9 4
+ 3 X 2
8, 3 9 6
X = 0
48,605 + 3,917 =
52,522
There are 2,650 marbles in the jar. Mrs. Kalpin's class needs 1,908 more marbles to fill it up! How many total marbles fill up the jar?
4,558 marbles
23,905 + 23,905 =
47,810
23 + 7 =
23 + 7 = 30
52,043 + 826 =
52,869
3 7, 8 1 X
+ 1 2, X 2 9
X 0, 3 4 4
X = 5
Sheila has 46 bookmarks. Rowan has 102 bookmarks. Shannon has 22 more bookmarks than Sheila. How many total bookmarks do the three kids have?
216 total bookmarks
Joanna spends $569 at a bookstore. She spent $400 less than Steven. How much did Steven spend?
$969