Multiplication
The strategy that uses addition for multiplication
What is repeated addition
28+73=
101
76-33
What is 43
There are 36 cows, 11 chickens, and 24 pigs on a farm. How many more cows are there than pigs?
12 more cows than pigs.
What is another way to write 9 tens and 3 ones?
93
&x4 as repeated addition
What is 8+8+8+8
49+97=?
146
The answer in a subtraction problem
What is the difference
Sami has 10 strikes and Rami has 2 strikes. How many more strikes does Sami have than Rami?
8 more strikes.
24+18+15+26
83
What is the answer in a multiplication problem
What is a product
72+32+10
114
63-25
38
There are 36 chocolate chip cookies, 24 oatmeal raisin cookies, and 12 peanut butter cookies at a bake sale. How many cookies are at the sale in all?
72 cookies in all.
7+7+7+7+7=
35
The array for 9x8
What is 81
1,321+324
1,645
Ms. Mylene drinks 42 mini glasses of water and Ms. Songul drinks 19 mini glasses waters. Ms. Luisa eats 4 apples. How many more waters did Ms. Mylene drink than Ms. Songul?
What is 23 more waters.
There are 36 girls and 39 boys in second grade. How many students are in the second grade in all?
75 students in all.
What is it called when we have to borrow from the tens place?
regrouping
Four strategies for solving multiplication problems
What are repeated addition, drawing a picture(groups), skip counting, and arrays.
Ms. Murray spends $69 on shoes and $97 on clothes. She went to the grocery store and spent another $46 on food. How much did she spend on shopping in fashion items?
$166.
The answer to 301-149
What is 152
Matthew spends $6 at the bowling alley each time they go. He goes bowlings 3 times in a month. How much money does he spend a month bowling? The answer is
What is $18 dollars
The first place we start in an addition or subtraction place
What is the ones place