Vocabulary
Sum
Add: 5 tens + 4 tens?
90
subtract: 4 tens - 1 ten?
40-10=30
20+10=
what is the subtraction to this?
30-10=20
How many letters are in the word MATH?
4
What is the difference?
The answer to a subtraction Problem
Add: 90 tens + 1 Tens?
100
Subtract: 8 tens- 5 tens=
30/ 3tens
What is the addition sentence for this subtraction problem?
40-20=20
20+20=40
How many students are in the class?
16
the number 8 in the number 85 is in what place ?
Tens
Add: 56 + 10=
66
Subtract: 45-5=
40
30+20=60
60-20=30
No
How Many months in one year?
12
what is the place of number 0 in the number 80 ?
Add: 20 + 35=
55
subtract: 67-53
14
Is this fact family correct?
50+40=90
90-40=50
Yes
How many kids does Ms. Yasmine have?
Extra points if you can name them =)
2
Fatmeh and safiya
What is the place value of the number 5 in 567?
Hundreds
add: seventy plus twenty
90
Subtract: thirty minus twenty
10
10 +____= 60
60 -____= 50
50
10
what is the year ten years ago?
2026
2016