Chapters
Exercise 1
Order the following decimal numbers from largest to smallest:
5.4, 5.004, 5.0004, 5.04, 4.4, 4.98, 5, 5.024
7.3, 7.003, 7.0003, 7.03, 6.5, 6.87, 7, 7.037
Exercise 2
Sort, by the type, the decimal numbers corresponding to the fractions:
, 
, 
, 
, 
, 
, 
, 
, 
Exercise 3
Calculate:
3.6669 · 1000 =
3.6669 : 1000 =
0.036 · 10 =
0.036 : 10 =
0.000012 · 10 000 =
123.005 : 10 000 =
26.36 · 10 000 =
2.36 : 1000 =
0.261 · 100 =
5.036 : 10 =
Exercise 4
Calculate:
324 : 0.018
12.96 : 6
Solution of exercise 1
Order the following decimal numbers from largest to smallest:
5.4, 5.004, 5.0004, 5.04, 4.4, 4.98, 5, 5.024
4.4 < 4.98 < 5 < 5.0004 < 5.004 < 5.024 < 5.04 < 5.4
7.3, 7.003, 7.0003, 7.03, 6.5, 6.87, 7, 7.037
6.5 < 6.87 < 7 < 7.0003 < 7.003 < 7.03 < 7.037 <7.3
Solution of exercise 2
Sort, by the type, the decimal numbers corresponding to the fractions:
, , 
, , 
,
Exact decimal
Repeating decimal
Exact decimal
Repeating decimal
Repeating decimal
Repeating decimal
Decimal exacto
Decimal exacto
Periodico mixto
Periodico mixto
Solution of exercise 3
Calculate:
3.6669 · 1000 = 3666.9
3.6669 : 1000 = 0.0036669
0.036 · 10 = 0.36
0.036 : 10 = 0.0036
0.000012 · 10 000 = 0.12
123.005 : 10 000 = 0.0123005
26.36 · 10 000 = 263 600
2.36 : 1 000 = 0.00236
0.261 · 100 = 26.1
5.036 : 10 = 0.5036
Solution of exercise 4
Calculate:
324 : 0.018
12.96 : 6
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If it is (0.0072÷6)
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081
find the square root in decimal form of 6.7081