Math Family Night C-FB ISD Grades 3-5 2012-2013
Mar 31, 2015
Math Family Night
C-FB ISDGrades 3-52012-2013
ONE FACTS
ZERO FACTS
The product of any number (factor) and 0
is 0.
The product of any number (factor) and 1 is
the original factor.
ONE FACTS
ZERO FACTS
DOUBLE
The product of any number (factor) and 2 is just double the original
factor.
How will this help your child in the future?
Try these:15 x 2 = 1.2 x 2 = 134 x 2 =
ONE FACTS
ZERO FACTS
DOUBLE
DOUBLE, DOUBLE
The product of any number (factor) and 4 is just double, double
the original factor.
How will this help your child in the future?
Try these:15 x 4 = 1.5 x 4 = 124 x 4 =
ONE FACTS
ZERO FACTS
DOUBLE
DOUBLE, DOUBLE
DOUBLE, DOUBLEDOUBLE
The product of any number (factor) times 8 is just double, double,
double the original number.
How will this help your child in the future?
Try these:22 x 8 = 2.1 x 8 = 1/2 x 8 =
ONE FACTS
ZERO FACTS
DOUBLE
DOUBLE, DOUBLE
TENS Place Value Shift
DOUBLE, DOUBLEDOUBLE
The product of any number (factor) and 10 is 10 times as
large.(Any number times 10 causes the number(factor) to shift to
the left one place value.)
How will this help your child in the future?
Try these:15 x 10 = 1.2 x 10 = 134 x 10 =
ONE FACTS
ZERO FACTS
DOUBLE
DOUBLE, DOUBLE
TENS
5 IS HALF OF 10
DOUBLE, DOUBLEDOUBLE
The product of any number(factor) and 5 is just the product of the number times 10 and then half the
product.
How will this help your child in the future?
Try these:15 x 5 = 1.2 x 5 =
ONE FACTS
ZERO FACTS
DOUBLE
DOUBLE, DOUBLE
TENS Place Value Shift
Tens Minus 1 Group
DOUBLE, DOUBLEDOUBLE
5 IS HALF OF 10
The product of any number and 9 is just the original number times 10
minus the original number.
How will this help your child in the future?
Try these:15 x 9 =
134 x 9 =
ONE FACTS
ZERO FACTS
DOUBLE
DOUBLE, DOUBLE
TENS Place Value Shift
Tens Minus 1 group
DOUBLE, DOUBLEDOUBLE
5 IS HALF OF 10
DOUBLE + ONE
The product of any number (factor) and 3 is just the original number doubled plus the original
number.
How will this help your child in the future?
Try these:15 x 3 = 1.2 x 3 = 7/8 x 3 =
ONE FACTS
ZERO FACTS
DOUBLE
DOUBLE + ONE
DOUBLE, DOUBLE
TENS
NINES
5 IS HALF OF 10
5 AND ONE MOREDOUBLE, DOUBLEDOUBLE
The product of any number (factor) and 6 can be thought about in two ways. 1 group
more than 5 times a number or the number times 3,
doubled.
The product of any number (factor) and 6 is the same as the number times 5 plus the
original number.
ONE FACTS
ZERO FACTS
DOUBLE
DOUBLE + ONE
DOUBLE, DOUBLE
TENS
NINES
5 IS HALF OF 10
5 AND ONE MOREDOUBLE, DOUBLEDOUBLE
To find the product of any number and 7, think about
using the commutative property and then apply
that strategy.
Let’s all work together to ensure our students know their multiplication combinations with automaticity, but through strategy.