Multiplication
4 x 8=
32
Diego watched:
13 videos on Monday.
16 videos on Tuesday.
11 videos on Wednesday.
29 videos on Thursday.
How many videos did Loyal watch last week?
10+10+10+20=50 and
9+1 = 10, so 50+10=60, and
6+3=9, so 60+9= 69
18 x 5
10x5 = 50 and 8x5 = 40
so, 50+40=90
9 x 1,000=
9,000
How much a digit is worth based on it's place.
Place Value or Value
20 + 20 + 20 + 20 + 1=
81
7 x 6=
42
Natalia watched:
11 videos on Monday.
23 videos on Tuesday.
24 videos on Wednesday.
17 videos on Thursday.
10+20+20+10=60 and
7+3 = 10, so 60+10=70, and
4+1=5, so 70+5= 75
32x4=
30x4 = 120 and 2x4 = 8
so, 120+8=128
200 x 60 =
12,000
What is the answer of an addition problem?
Sum
What does the little hand represent on a clock?
The hour
8 x 7=
56
Ayleen watched:
33 videos on Monday.
24 videos on Tuesday.
12 videos on Wednesday.
16 videos on Thursday.
30+20+10+10=70 and
6+4 = 10, so 70+10=80, and
3+2=5, so 80+5= 85
239x2=
200x2=400 and 30x2 = 60 and 9x2 = 18
so, 400+60+18=478
60x80
4,800
What is the answer to a multiplication problem?
Product
Round 6,700 to the nearest THOUSANDS place.
7,000
9 x 6 =
Loyal watched:
15 videos on Monday.
32 videos on Tuesday.
21 videos on Wednesday.
28 videos on Thursday.
20+30+20+10=80 and
8+2 = 10, so 80+10=90, and
5+1=6, so 90+6= 96
76x9=
70x9 = 630 and 6x9 = 54
so, 630+54=684
4 times 25
(*Think of quarters...They are worth 25 cents).
100
What is the answer to a division problem?
Quotient
You can find the area of a rectangle by multiplying the Length x Width. What is the area of the following rectangle?
15' Long (Length)
4' Wide (Width)
60 square feet
12 x 11=
132
Emmett watched:
219 videos on Monday.
111 videos on Tuesday.
11 videos on Wednesday.
23 videos on Thursday.
200+100=300 and
10+10+10+20=50, so 300+50=350, and
9+1 = 10, so 350+10=360, and
1+3=4, so 360+4= 364
836x5=
800x5= 4000 and 30x5 = 150 and 6x5 = 30
so, 4000+150+30= 4,180
800*300
240,000
What is the inside space of a shape called?
Area
What is the definition of a fraction?
Part of a whole