Number sense
what is the expanded form for 49.34
49.34 = 40 + 9+ 0.3+ 0.03
find the equivalent fraction
2/5 = ?/ 25
10/25
You toss a quarter once
what is the probability of a getting a head
1/2
123 X 6
2214 / 3
738
738
what is area of the rectangle if the length is 12cm and width is 9cm?
108 cm2
what is composite number and prime number?
composite number has more than two factors. Prime number has only two factors, 1 and itself.
convert into mixed number
45/ 4 = ?
11 1/4
what is probability for you to talk to Elon Mask during your 2 weeks' break?
use certain, more likely, equally likely, less likely, impossible.
less likely.
what are the 4 types of angles you learnt ?
acute angles
obtuse angles
right angles
straight angles
there are 3 times as many boys as girls at a party, there are 96 kids altogether. how many boys are there?
72
what is the GCF of 24 and 36
what is the LCM of 13 and 26
GCF = 12
LCM = 26
round 5647. 67 into nearest tenths place.
5647. 7
what is the mode, median, range, outlier for this data?
21, 20, 26, 28, 29, 20, 34, 25, 20, 45, 22
mode: 20
median: 25
range: 25
outlier : 45
2X ( 6+ 7) / 2 + 6 - 2 X 3 =?
13
MS. Kelly saved 3640 in January . Her savings in January is 1/3 of her monthly salary. In February, she saved a certain amount of her monthly salary and spent 7184 dollars more than the amount of money she saved in that moth. how much did she save in February?
3640 x 3 = 10920
10920-7148=3736
2 units = 3736
1 unit = 1868
estimation :
what is the sum of 2345+ 3656 by rounding to the nearest thousand
6000
find the answer
4/5 + 4/6 = ?
44/ 30 = 1 14/30 = 1 7/15
what is the formula to find the mean?
what is the formula to find the total amount?
Mean = Total amount / total item
total amount = mean x total item
explain what are parallel lines and perpendicular lines?
teacher checks
maggie has 20 ribons, 2/5 of the ribons are polka dotted ribons, how many ribbons are not polka dotted?
12
what is the value of 5 in 12,346. 57?
what is answer called after you add numbers?
what is answer called after you minus numbers?
what is answer called after you multiply numbers?
what is answer called after you divide numbers?
0.5
sum
difference
product
quotient
rearrange fro smallest to the biggest
9/10, 0.12, 1.34, 1/25, 1/4 , 0.03
0.03, 1/25, 0.12, 1/4, 9/10, 1.34
1. if you want to chose a type of graph to show the change over time, which graph would you chose?
2.If you have a big data set for multiple different items, which graph do you choose?
1. line graph
2. bar graph
use the front -end estimation to find the answer
4567 + 8120
4000+ 8000= 12000
500 +0 = 500 ----0
12000