Multiples of 10/ Basic Arrays
3 groups of 8 tens=
240
17 x 9
Decompose in area model and give answer.
153
368 X 4
Decompose in area model and give answer.
1,472
What are the partial products for 17 x 38?
(10 x 30) + (10 x 8) + (7 x 30) + (7 x 8)
Ian went to the mall to buy some new shirts for school. Each new shirt cost $16. If Ian bought 18 shirts, how much money did he spend?
Equation:
Solution:
Equation: 16 x 18
Solution: 288
4 groups of 3 tens=
120
24 x 7
Decompose in area model and give answer.
168
549 x 6
Decompose in area model and give answer.
3,294
What are the partial products for 23 x 56?
( 20 x 50) + (20 x 6) + (3 x 50) + (3 x 6)
Find the Product of 45 and 39.
Complete an area model.
Write the equation for the sum of the partial products.
____ + _____ + _____ + ____ = ________
1,200 + 360 + 150 + 45 = 1, 755
6 groups of 6 tens=
360
29 x 6
Decompose in area model and give answer.
174
692 x 8
5,536
62 x 47= (60 x 40) + (60 x 7) + (2 x 7) + (2 x 4)
True or False
False
Caliah bought cupcakes for birthday party. If Caliah bought 27 packs of cupcakes. Each pack had 13 in cupcakes in it. How many cupcakes will their be altogether?
Equation:
Solution:
Equation: 27 x 13
Solution: 351
8 groups of 9 tens=
720
58 x 9
Decompose in area model and give answer.
522
794 x 5
3,970
78 x 45 = ( 40 x 8) + (40 x 70) + (5 x 70) + (5 x 8)
True or False
True
Find the Product of 63 and 47.
Complete an area model.
Write the equation for the sum of the partial products.
____ + _____ + _____ + ____ = ________
2,400 + 420 + 120 + 21= 2, 961
9 groups of 9 tens=
810
99 x 7
693
893 x 8
Decompose in area model and give answer.
7,144
98 x 26= (20 x 8) + (20 x 90) + (8 x 6) + ( 90 x 6)
True or False
True
Find the Product of 72 and 44.
Complete an area model.
Write the equation for the sum of the partial products.
____ + _____ + _____ + ____ = ________
2,800 + 280 + 80 + 8 = 3,168