Basic Addition Lesson 12: Number 12
Here's an easy example:
DarkTurquoise Box MidnightBlue Box Lavender Box Chartreuse Box YellowGreen Box Khaki Box DarkBlue Box Aqua Box DeepSkyBlue Box Thistle Box RosyBrown Box DarkSeaGreen Box
plus
BurlyWood Box
equals
DarkTurquoise Box MidnightBlue Box Lavender Box Chartreuse Box YellowGreen Box Khaki Box DarkBlue Box Aqua Box DeepSkyBlue Box Thistle Box RosyBrown Box DarkSeaGreen Box BurlyWood Box
We start with twelve boxes, add one box, and now have thirteen boxes.
Here's another example:
Orchid Box Brown Box PowderBlue Box Tan Box SeaGreen Box DarkSlateBlue Box MediumTurquoise Box Wheat Box DarkViolet Box Teal Box DodgerBlue Box DarkGreen Box
plus
MediumVioletRed Box DarkMagenta Box
equals
Orchid Box Brown Box PowderBlue Box Tan Box SeaGreen Box DarkSlateBlue Box MediumTurquoise Box Wheat Box DarkViolet Box Teal Box DodgerBlue Box DarkGreen Box MediumVioletRed Box DarkMagenta Box
We start with twelve boxes, add two boxes, and now have fourteen boxes.
Try this problem.
DarkTurquoise Box MidnightBlue Box Lavender Box Chartreuse Box YellowGreen Box Khaki Box DarkBlue Box Aqua Box DeepSkyBlue Box Thistle Box RosyBrown Box DarkSeaGreen Box
plus
BurlyWood Box MediumBlue Box Pink Box
equals
DarkTurquoise Box MidnightBlue Box Lavender Box Chartreuse Box YellowGreen Box Khaki Box DarkBlue Box Aqua Box DeepSkyBlue Box Thistle Box RosyBrown Box DarkSeaGreen Box BurlyWood Box MediumBlue Box Pink Box
We start with twelve boxes, add three boxes, and now have fifteen boxes.
In order to do basic addition, you must memorize some equations but fear not: FoxyMath will help you! When you are finished with this lesson, you will know the following equations:
12 + 1 = 13
12 + 2 = 14
12 + 3 = 15
12 + 4 = 16
12 + 5 = 17
12+ 6 = 18
12 + 7 = 19
12 + 8 = 20
12 + 9 = 21
12 + 10 = 22
12 + 11 = 23
12 + 12 = 24
The following exercise will help you learn the above equations and what they mean. Please take your time: take whatever time you need to learn the material.
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