On Monday, 126 laptops computer were sold. On Tuesday, 68 laptop computers were sold. On Wednesday, 283 laptop computers were sold. How many computers were sold in the three days?
126 + 68 + 283 = 477 477 laptop computers were sold in three days.
Hayley had 25 meatballs and 6 potatoes on her plate. Kirsten stole some of her meatballs. Now Hayley has 11 meatballs on her plate. How many meatballs did Kirsten steal?
25 – 11 = 14 Kirsten stole 14 meatballs.
Sean wants to buy a laptop computer that costs $2,099, a shirt that costs $22 and a jacket that costs $136. How much does he need to pay?
Two Thousand, two hundred fifty-six
Read and solve this operation: 300 -100 =
Three hundred minus one hundred equals two hundred
Read and solve this operation: 25 341 + 20 000 =
twenty-five thousand, three hundred forty-one plus twenty thousand equals forty-five thousand, three hundred forty one.
What is a subtraction?
It is taking one number away from another
Mrs. Wong had 332 flowers in her garden. She picked 21 of them and gave them to 4 friends. How many flowers does she have left?
332 – 21 = 311 She has 311 left
Read and solve this operation: 55+22=
Fifty-five plus twenty-two equals seventy-seven
Mrs. Sheridan has 11 cats. How many more cats does Mrs. Sheridan need to have 43 cats?
43 – 11 = 32 She needs 32 more cats.
Josh wants to buy a TV that costs $2,380 and a printer that costs $259. How much does he need to pay?
Two thousand, six hundred thirty-nine.
Alyssa had 129 cookies. Aiyanna has 140 cookies and 34 crackers. How many more cookies does Aiyanna have than Alyssa?
140 – 129 = 11 She has 11 more cookies.
This symbol is read =
Equals to or is equal to
Read and solve this operation: 1 000 000 - 5 000 =
One million minus five thousand equals nine hundred ninety-five thousand
Ashley finds a dress that costs $116 and a hat that costs $42. How much does she need to pay?
One hundred fifty-eight
Read and solve this operation: 20-12=
Twenty minus twelve equals eight
Read and solve the following operation: 122 + _______ = 134
One hundred twenty-two plus twelve equals one hundred thirty-four
Mention six subtraction key words
Left, subtract, minus, take away, difference, less than, decrease, deduct
What is addition?
It is bringing two numbers together to make a new total
This symbol is read -
Minus
Read and solve this operation: 3 000 122 - 122=
Three million, one hundred twenty two minus one hundred and twenty-two equals three million
Daniel had some noodles. He gave 12 noodles to William. Now Daniel only has 54 noodles. How many noodles did Daniel have to begin with?
54 + 12 = 66 Daniel had 66 noodles to begin with.
Read and solve this operation: 25 - 5 =
Twenty-five minus five equals twenty
Read and solve this operation: 3 552 + 100 =
Three thousand five hundred fifty-two plus one hundred equals three thousand, six hundred fifty-two
Read and solve the following operation: 7 561 + _______ = 7 571
Seven thousand, five hundred and sixty-one plus ten equals seven thousand five hundred seventy-one.
The aquarium has a lot of fish tanks. They bought 18 more fish and now the aquarium has 149 fish. How many fish did the aquarium have to begin with?
149 – 18 = 131 The aquarium had 31 fish to begin with.
This symbol is read +
Plus
What are the parts of the addition?
Addend and sum
What are the parts of the subtraction?
Minuend, Subtrahend, difference.
Read and solve this operation: 22-20=
Twenty-two minus twenty equals two
Cade had 87 marbles. He gave 18 to Dylan and 6 to Sam. How many does he have left?
Sixty-three
Read and solve this operation: 253 - 53 =
Two hundred fifty-three minus fifty-three equals two hundred
Having $999 for his budget, he went to a sports store and bought his brother a new pair of shoes for $165. How much money does he have left?
Eight hundred thirty-four
Read and solve this operation: 64 + 60 =
Sixty four plus sixty equals one hundred twenty-four
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