Before proceeding to the solution of examples and problems be sure to read the theoretical part of the lesson
Lowest common multiple
1. Find the Least Common Multiple of each set of numbers
12, 3.
а) 6; b) 3;
c) 12;
d) 4.
2. Find the Least Common Multiple of each set of numbers
13, 3, 2.
а) 54; b) 156;
c) 36; d) 78.
3. Find the Least Common Multiple of each set of numbers
4, 7.
а) 28; b) 56;
c) 21; d)
27.
4. Find the Least Common Multiple of each set of numbers
7, 10, 3.
а) 180; b) 210;
c) 230; d)
195.
5. Find the Least Common Multiple of each set of numbers
12, 6.
а) 4; b) 3;
c) 6; d) 12.
6. Find the Least Common Multiple of each set of numbers
7, 3, 5.
а) 95; b) 135;
c) 105; d)
115.
7. Copy and complete the fist 10
multiples of the numbers in the first box
4, 8, 12,
16, _, _,
_, _, _, _.
а) 20,
24, 28, 34, 36, 40;
b) 20,
24, 28, 32,
36, 40;
c) 20, 24, 26, 32, 36, 40;
d) 20,
24, 28, 32, 38, 40.
8.
Copy and complete the fist 10 multiples of the numbers in the first box
7, 14, _,
_, _, _,
_, _, _, _.
а) 21,
28, 35, 42,
49, 56, 63, 70;
b) 21,
28, 35, 45, 49, 56,
63, 70;
c) 21,
28, 35, 42,
49, 59, 63, 70;
d) 21, 27, 35,
42, 49, 56,
63, 70.
9.
Copy and complete the fist 10 multiples of the numbers in the first box
8, _, _,
_, _, _,
_, _, _, _.
а) 16,
24, 32, 40,
48, 56, 66, 72, 80;
b) 16,
24, 32, 40,
48, 56, 64,
72, 82;
c) 16,
24, 32, 40,
48, 56, 64,
72, 80;
d) 16,
24, 32, 42, 48, 56,
64, 72, 80.
10. Copy and complete the fist 10
multiples of the numbers in the first box
30, _, _,
_, _, _,
_, _, _, _.
а) 60,
90, 120, 160, 180, 210.
240, 270, 300;
b) 60,
90, 120, 150,
180, 210. 240,
270, 320;
c) 60,
90, 110, 150,
180, 210. 240,
270, 300;
d) 60,
90, 120, 150,
180, 210. 240,
270, 300.
11. Copy and complete the fist 10
multiples of the numbers in the first box
16, _, _,
_, _, _,
_, _, _, _.
а) 32,
48, 64, 80, 98, 112,
128, 144, 160;
b) 32, 48, 64, 80, 96, 112, 128,
144, 160;
c) 32,
48, 64, 80,
96, 114, 128,
144, 160;
d) 32,
48, 64, 80,
96, 112, 128,
144, 166.
12. Copy and
draw a circle around the numbers which are not multiples of
5,
11, 25, 35,
54.
а) 11, 54; b) 25, 54;
c) 11, 35; d) 5, 54.
Комментариев нет:
Отправить комментарий