Mental Math Quiz Grade 4

Mental Math Quiz Grade 4

1.) Write the following number in expand form:🖊

(a)598  (b)452 (c)1047  (d)2570

2.) Which number is formed if 4 and 7 are replace by zeros in the number 21,479? Express the number (newly formed) in words.📝

 

3.) Write the number in the standard form:🖋

5,00,000+70,000+9,000+600+20+3

 

4.) Rearrange the following number in ascending order:-🖊

11,500    82,013     17,410    8,300   

 

5.) Round off each number to the nearest ten.🖋

(a) 33   

(b) 6799 

(c) 29086 

(d)3975 

 

6.) Write the following in figure by putting commas at proper places.✏

(a) Seven Lakh Eight thousand nineteen.

(b) Two lakh seventy nine thousand six hundred seventeen.

 

7.) Use 4,8,3 and 7 to build the greatest and smallest 4-digit number.✒

 

8.) Write the successor of 3,40,625➡️

 

9.)Write the predecessor of 23,007⬅️

 

10.)Round off each number to the nearest thousand🖊

(a) 15768  

(b) 54612

(c) 10900

(d)25469

 

11.) Write the following in Roman numerals:-🈸️🈴️🈳️

(a)35  (b)21   (c)32   (d)6

 

12.)Write the following in Roman numerals in Hindu-Arabic system:-🈴️🈳️🈳️

(a)VIII  (b)XIX   (c)XXXVIII  (d)XVII

 

13.) The number 1000 more than 349000 is___ .

 🖊

14.) What is the sum of the smallest 6-digit  and the greatest 5-digit numbers?🖊

 

15.) Properties of Addition:- a+b=b+a

Using the properties of Addition. Add the following :-➕

(a) 85+ 98  = 98 + □ = □

(b)403+ 798 = □ + 403 = □

 

16.)Ashima took ₹5000 to the market. She bought groceries worth ₹3894. Estimate the money left with her.💵