ماس

1. Name:……………………………………………… Date:…………………………class:4………
Revision on Unit 1 and Unit 3 L1,2,3
A) Choose the correct answer:
1) The million is the smallest number formed from …………digits ( 3 , 7 , 4 )
2) The digit which represents million in the number 46 835 714 is………… ( 6 , 8 , 3 )
3) 280 hundred thousand …………… 28 millions ( > , = , < )
4) The value of the digit 8 in the number 587 625 is …………
( 80 000 , 800 000 , 8000)
5) Three millions, three thousands and three is ……………
( 3 003 003 , 30 300 , 3 030 )
6) The value of the digit 7 in the number 40 735 126 is …………
( 7 000 000 , 70 000 , 700 000 )
7) 71 million , 354 thousand and 12 = ………… ( 71 354 120 , 7 135 412 , 71 354 012)
8) 365 274 …………… 359 876 ( > , = , < )
9) 5 million ……………… 500 000 ( > , = , < )
10) The value of the digit 8 in the number 1 096 835 is……… ( 8 , 800 , 8000 )
11) The place value of the digit 3 in the number 736 542 is ……………
(Thousands , ten thousands , hundred thousands, millions)
12) …………… is one of the factors of the number 8 ( 16 , 4 , 20 )
13) The number 1, 5 and 7 are ……… numbers (even , odd , prime)
14) 54 is a number that is divisible by ………… ( 4 , 6 , 7 )
15) The number ………… is divisible by 5 (495 , 549 , 54)
16) The numbers 2 , 3, 5 and 7 are called………numbers (even , odd , prime)

2. 17) The number of the factors of the prime number is…………… (one , two , three)
18) The number …………… is a prime number ( 15 , 17 , 21 )
19) The number …………… is divisible by each of 2 and 5 ( 72 , 25 , 100)
20) The prime number that comes directly after the number 39 is ..........
(40 , 41 , 43)
21) ………… is a multiple of 6 ( 8 , 28 , 38 , 48)
22) A number is said to be divisible by 3 if the sum of its digits is divisible by……
( 2, 3, 5)
23) 590 is not divisible by ………… ( 2, 3 , 5 , 10)
24) The number …………… is divisible by 2, 3 and 5 (200 , 190, 750, 636)
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B) Complete:
1) The smallest different 6-digit number is …………
2) The smallest number formed from the digits 0 , 3 , 2, 5, 1 and 6 is ……………
3) Ten million is the smallest number formed from …………… digits.
4) The …………………………… of a number is the product of multiplying this number by
any other number.
5) A number is divisible by another if the remainder of the division operation is
…………………
6) Any number is divisible by ………………
7) ……………………… of a number are all the numbers which divide that number.
8) The number ………………… is a factor of all numbers.
9) All numbers except zero are factors of ……………………

3. 10) The …………………… number is the number that has only 2 factors which are 1 and
itself.
11) ……………… is the smallest prime number
12) ……………… is the only even prime number
13) one is not a ………………… number
14) The prime numbers that are included between 2 and 30 are……………………………
15) The prime number lies between 6 and 10 is ………………………
16) The number whose factors are 2, 3 and 5 is ………………
17) ………… is a multiple of all numbers.
20) All multiples of 2 between 17 and 29 are…………………………………………………………………
21) All multiples of 4 less than 32 are ………………………………………………………………………………
22) The number is divisible by 2 if its units digit is ……………………
23) The number is divisible by 5 if its units digit is ……………………
24) If an even number is divisible by 5 then its units digit has to be ……………………
C) Find all the factors of each of the following numbers: (U-shape)
15 – 14 – 16 – 36 – 56 – 18 – 88
D) Factorize each of the following numbers to their prime factors : (T-shape)
132 – 112 – 48– 72 – 88 - 275
E) Find the result of each of the following:
1) 879 156 + 498 068 = ……………… 2) 608 467 – 129 585= ……………
3) 2 525 ÷ 25 = …………… 4) 4 803 × 67 = ……………
5) 384 ÷ 16 = ………… 6) 774 ÷ 18= ………… 7) 2072 ÷ 56=…………………