Addition and subtraction of numbers

Identify which is the method of "Subtraction".

• 6,789 - 2,984

• 2,950 + 7,900

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the meaning of "Addition"?

• The process of calculating the total of two or more numbers or amounts..

• Taking something away from a group or number of things.

• A number that can be defined as a number whose whole number part and the fractional part is separated by a decimal point.

Tags

CCSS.5.NBT.B.7

What is the meaning of "Addition"?

• The process of calculating the total of two or more numbers or amounts.

• Taking something away from a group or number of things.

• A number that can be defined as a number whose whole number part and the fractional part is separated by a decimal point.

Tags

CCSS.5.NBT.B.7

What is the sum of 78321 and 45974

• 1123495

• 24295

• 124295

Tags

CCSS.4.NBT.B.4

Ms Okan had 21 students in her class. 2 students moved away. Then, 6 new students joined the class. How many students are in Ms Okan's class now?

• 17

• 27

• 18

• 25

Tags

CCSS.2.OA.A.1

Nate had 300 cookies for his class party. He gave out 145 cookies on his way to school. How many cookies does Nate have now?

• 245

• 265

• 155

• 445

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Lara had 52 crates of apples to unload at the grocery store. She unloaded 29 of them. About how many crates does she have left to unload?

• 37

• 23

• 27

• 33

Timi and his friend Ore are playing with building blocks. Ore has 40 building blocks and Timi has 27 building blocks. How many more building blocks does Ore have than Timi?

• 57

• 21

• 73

• 13

Tags

CCSS.2.OA.A.1

Tari had 162 baseball cards. He received 20 more for his birthday and 7 more for cleaning his room. How many baseball cards does he have now?

(a)  

Tags

CCSS.3.OA.D.8

If Mark and Tucker have 870 marbles and they lose 536 of them, how many are left? 

• 347
• 334
• 786
• 870

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2