PRIME FACTORS
Factor the following numbers to their prime factors. Is the number prime?
98 =
2×7×7 (No)
Convert the given measures to new units.
987 milligram ____________ kg
0.000987
Convert
7/10 =
70%
Find the sum of the following fractions.
23/25 + 9/30 =
1 11/50
Find the sum of the following fractions.
4/5+9 /11 =
1 34/55
Factor the following numbers to their prime factors. Is the number prime?
40 =
2×2×2×5 (No)
Convert the given measures to new units.
678 kg _____________ g
678000
Convert
23/100
23%
Find the sum of the following fractions.
1/5 + 3/5=
4/5
Find the sum of the following fractions.
5/6+2/9 =
1 1/18
Factor the following numbers to their prime factors. Is the number prime?
83 =
83 (Yes)
Convert the given measures to new units.
189 kg __________ g
189000
Convert.
62/100 =
62%
Find the sum of the following fractions.
4/12 + 8/12 =
1
Find the sum of the following fractions.
2/12+5/8 =
19/24
Factor the following numbers to their prime factors. Is the number prime?
2 =
2 (Yes)
A bee farm can produce 1.24 L of honey every week. But during the last week of May, due to change of weather, the production was decreased by 420 ml. How much honey (measured in ml) was produced during the last week of May?
1.241 L = 1240 mL
1240-420= 820 mL
820 mL of honey produced last week of May
Convert
9/10 =
90%
Find the sum of the following fractions.
25/30 + 5/9 =
1 7/18
Find the product and simplify.
9×1/17 =
9/17
Factor the following numbers to their prime factors. Is the number prime?
87 =
3×29 (No)
A medium sized orange can make 55 ml of juice. A large orange can make 85 ml of juice. Amelia wants to make 2.5 L of juice, so she bought 20 medium oranges and 15 large oranges. Does she have enough oranges to make 2.5 L of juice?
Amelia wants to make 2500 mL of juice
Medium = 20×55 = 1100
Large = 15×85 = 1275
1100+1275=2375
Amelia does not have enough oranges to make 2.5 L of juice
Convert
12/100 =
12%
Find the sum of the following fractions.
1/2 + 19/20 =
1 9/20
Find the product and simplify.
19×3/6 =
9 1/2