Mental Math
Subtract!
Add!
Tables
Place Value
Vocabulary
Number Story
100

35 X 35

1225

100

Mental Math

60 - 31 = 

What is 29

100

MENTAL MATH

98 + 499 = 

What is 597

100

13 X 7

91

100

58005615 - Indian Place Value

5,80,05,615- Five crore eighty lakh five thousand six hundred and fifteen

100

What is the word "difference," refer to in math?

Subtraction

100

Sum of two numbers is 86,73,872; if one number is 34,05,632 what is the other number?

52,68,240

200

65 X 65

4225

200

250-125

125

200

3,198 + 4,501 =

7,699

200

19 X 8

152

200

What is place value of 6 - 634,186

6 hundred thousand, 600,000

200

What does "face value," mean

The number itself

200

Total population 7,03,45,700, number of men 3,62,67,138; what are the number of women?

3,40,78,562 women

300

11 X 42

462

300

_____ - 4933 = 1787

6720

300

345,134 + 56,134 = 

What is 401,268

300

15 X 6

90

300

7000388 - International Place Value

7,000,388 - Seven Million three hundred eighty eight

300

What do you call the answer when you multiply 

What is product 

300

A car can drive 2lakh Kms. It has already completed 1,27,835 kms. Can it travel 55,674 kms more?

Yes

400

99 X 36

3564

400

54,642-318

What is 54,324

400

MENTAL MATH

30 + x = 951

What is x = 921

400

25 X 3

75

400

Nine crores thirty-nine lakhs twenty nine thousand nine hundred and nineteen

9,39,29,919

400

What is the answer called when you divide  

Quotient 

400

In a survey conducted, it was found that 26,783 people travelled by bus; 30,889 by local train and rest by cars. If total travelers are 1 lakh, how many travel by cars?

42,328 commuters/travelers

500

1 tens + one tenths

10.1

500

1,345,732 - 405,222

940,510

500

50,00,045 + 23,445,787

73,545,832

500

45 X 45

2025

500

Number Name - 36,460,370

Thirty-six million four hundred sixty thousand three hundred and seventy

500

Numbers to be added are called

Addends

500

A factory produced 38,00,786 blue pens and 40,00,320 red pens. Out of the total production, it managed to ell 69,26,782 pens. How many pens were left in the godown?


8,74,324 pens