Addition
25 + 34 + 27 =
25 + 34 + 27 = 86
Hector and Sophie were raising money for a school fundraiser. Hector raised $82. Sophie raised $37. How much more money did Hector raise than Sophie?
82 - 37 = 45
Hector raised $45 more than Sophie.
What are ADDENDS?
ADDENDS are the numbers that are added together.
78 - 36 =
78 - 36 = 42
What is 10 less than 125?
115
I am an EVEN number between 4 and 7.
Who am I?
6
32 + 49 + 36+ 21 =
32 + 49 + 36+ 21 = 138
Mrs. West had 367 rocks in her garden. She dug them up and got rid of 245 of the rocks. How many rocks does she have left?
367 - 245 = 122
Mrs. West had 122 rocks left in her garden.
What is ADDITION?
ADDITION is when you put together two or more parts together to find the total amount.
269 - 148 =
269 - 148 = 121
What is half of 100?
50
I have hands and face. But I can’t hold anything or smile. Who am I?
A clock
304 + 298 =
304 + 298 = 602
The 2nd graders are going on a field trip. They have already driven 504 miles. They have 398 miles left on their trip. How many miles is the field trip?
504 + 398 = 902
The field trip is 902 miles.
What is SUBTRACTION?
SUBTRACTION is taking away a number or amount from another number.
SUBTRACTION is also comparing 2 numbers and finding the difference.
82 - 37 =
82 - 37 = 45
What place value is the 2 in 271
hundreds
How many bubbles will be left if Tom blows 18 bubbles in a fair, pops 5, eats four, and pops nine and blows 1?
One bubble
218 + 196 =
218 + 196 = 414
Ms. Braley had $685 to spend at the mall. At the store, she spent some money. She has $248 left to spend. How much did she spend at the store?
685 – ___ = 248
685 – 248 = 437
Ms. Braley spent $437 at the store.
What is SUM?
SUM is the total or whole in an addition equation.
708 - 64 =
708 - 64 = 644
This mystery number has 3 digits. The value of one of the digits is 400. The number in the tens place is three more than the number in the hundreds place. The number in the ones place is an even number that is greater than 6, but less than 10.
What’s the mystery number?
478
20 - 12 is greater than I am.
20 - 14 is less than I am.
Which number am I?
7
7 dimes + 5 nickels = ____ cents
7 dimes = 70 cents
5 nickels = 25 cents
7 dimes + 5 nickels = 95 cents
70 + 25 = 95 cents
Mrs. Crawford had 548 Pokémon cards. Her friend gave her 273 more cards. How many Pokémon cards does Mrs. Crawford have now?
548 + 273 = 821
Mrs. Crawford has 821 Pokémon cards now.
What is DIFFERENCE?
DIFFERENCE is when you subtract the number with smallest value from the number with the largest value.
544 - 136 =
544 - 136 = 408
Ariana has some marbles. She gives 36 marbles to her friend. Ariana has 78 marbles left in her collection. What number sentence could represent this problem?
A. 78 - 36 = ___
B. 78 + ___ = 36
C. ___ + 36 = 78
D. ___ - 36 = 78
D. ___ - 36 = 78 matches the story problem
You could use A. 78 - 36 = ___ to solve for the answer (fact family)
Which statement is correct:
12 plus 17 is 28 or
17 plus 12 is 28?
Both are false (wrong) because
12 + 17 = 29